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666: The Number of the Beast

Where the number comes from, why early manuscripts disagree, which candidates have been proposed, and how to tell evidence from arithmetic improvisation.

Originally published in the WordPress edition and preserved here as part of the site’s research archive. Links and interactive elements have been updated for this edition.

Symbol Decoder

666: the number of the beast

Where the number comes from, why some of the oldest manuscripts read 616 instead, every serious candidate proposed in two thousand years — and the arithmetic trick that lets almost any name reach 666 if you are willing to bend the rules.

It appears once. One verse, at the end of Revelation 13, closing the vision of the two beasts. Everything else — the tattoos, the album covers, the elevator buttons that skip a floor, the two millennia of accusation — grows out of a single sentence.

18 Here is wisdom. Let him that hath understanding count the number of the beast: for it is the number of a man; and his number is Six hundred threescore and six.

What the verse is asking you to do

Greek and Hebrew had no separate numerals. Letters did double duty: alpha was one, beta was two, and so on up through the alphabet. This means every name is also, unavoidably, a number — and working out that number was a common enough pastime that it survives in graffiti scratched on the walls of Pompeii, where an anonymous admirer wrote that he loved the girl whose name is 545.

The practice has a name, gematria, and Revelation 13:18 explicitly invites it. In the manuscripts the number is usually written not as a word but with three Greek letters standing for six hundred, sixty, and six. The verse says the number belongs to a man. Across every interpretive tradition, the mainstream view is that it encodes a name.

Before you go further. The verse promises wisdom to whoever counts, and for two thousand years people have counted. Almost none of them agreed, and every generation was certain. That failure rate is itself the most important fact on this page. Hold it in mind as you read the candidates below — including the good one.

The strongest candidate: Nero

Take the emperor’s name in its Greek form, Neron Kaisar, write it in Hebrew letters as a Jewish Christian in the first century plausibly would, and add up the values. The total is 666.

The 616 problem, which is really the 616 evidence

Now do it again with the Latin form of the name, Nero Caesar, which drops one letter. The total is 616.

That would be a pleasant coincidence and nothing more, except for this: 616 is an actual manuscript reading. It appears in Papyrus 115, a fragment of Revelation dated to the third century, and in the fifth-century Codex Ephraemi Rescriptus. Irenaeus, writing around AD 180, already knew of copies reading 616 and argued that they were mistakes.

So the two numbers found in the ancient manuscripts correspond precisely to the two ordinary spellings of one man’s name. No other proposed solution explains the textual variant at all. Whatever you conclude, this is the piece of evidence every other theory has to get past.

The honest caveat: the solution requires transliterating a Greek name into Hebrew letters, and Revelation was written in Greek for an audience reading Greek. Strong, elegant, widely accepted among scholars — but not airtight.

Every other candidate, in order of appearance

A partial history of counting. Note how reliably the answer turns out to be whoever the calculator already feared.

ProposedCandidateThe method
c. AD 180Lateinos, Teitan, EuanthasIrenaeus, the earliest commentator we have on the question, offered three Greek words that total 666 and admitted he did not know which was right. He leaned toward Teitan. His caution is worth more than most of what followed.
Middle Ages onwardMuhammad; various popes; the Byzantine emperorsRival transliterations of names into Greek or Hebrew. Whoever was on the other side of the current war tended to score 666.
ReformationThe papacyThe Latin phrase Vicarius Filii Dei, read as Roman numerals and summed, reaches 666. It became a staple of Protestant polemic and remains in circulation. Catholic responses note the obvious difficulty: it has never been an official papal title.
1800sNapoleonVarious French and Hebrew spellings, adjusted until they worked.
1914 to 1945Kaiser Wilhelm, then Hitler, then StalinAssorted schemes, including assigning A the value 100 and counting up by ones, which produces 666 for HITLER. The scheme was invented for the purpose.
1970sHenry KissingerAssign A=6, B=12, C=18 and so on in multiples of six. KISSINGER totals exactly 666. See below for why this proves nothing.
1980sRonald Wilson ReaganThree names of six letters each. No arithmetic required, which was rather the appeal.
1981 onwardThe barcodeA widely circulated claim held that the guard bars in a UPC symbol encode three sixes. They do not; the guard pattern is a separator, not a digit. The claim survives because the bars look similar to part of the pattern for six.
1990s onwardThe internet, credit cards, RFID, biometric ID, digital walletsEach new payment or identification technology has been proposed in turn. One durable version notes that the Hebrew letter used for the w sound carries the value six, so a web address beginning with three of them reads as 666.

The trick, shown plainly

Take the scheme used for the Kissinger calculation — A is 6, B is 12, C is 18, and so on. It gives KISSINGER a total of 666. It is also true that in exactly the same scheme, the word COMPUTER totals 666.

Both results are real. Neither means anything. The scheme was chosen because it produced the desired answer, and a scheme flexible enough to produce one desired answer will produce others by accident. This is the whole method, and once you have seen it you cannot unsee it: given freedom to pick the language, the spelling, the transliteration, and the numbering system, a patient person can bring almost any name to 666.

The test that separates a real solution from a manufactured one is whether the method was fixed before the answer was known. Nero passes that test, because Hebrew gematria was a standing convention rather than something invented to catch him, and because it independently explains a manuscript variant nobody was trying to explain. Nearly nothing else on the list above passes it.

How the four schools read the number

PreteristNero, by the Hebrew calculation, with the 616 variant as confirming evidence. The number is a coded name for a specific emperor, understood by the original readers and lost almost immediately afterward.
HistoricistA title rather than a personal name, encoding the office of a church-state power across centuries rather than one man in one decade.
FuturistThe name of a world ruler who has not yet appeared. The number is a future identification key, unusable until the man arrives — which by design makes the puzzle unsolvable in advance.
IdealistNot a cipher at all. Six falls short of seven, the number of completeness, and it falls short three times over. Against the sevens that saturate the book — seven churches, seals, trumpets, bowls — 666 is failure repeated: the parody of perfection, always almost and never.

The idealist reading deserves more attention than it usually gets, because it is the only one that explains why the number is 666 rather than any other value. If you only need a name-code, any total would do. If the number is meant to look wrong to a reader who has been counting sevens for twelve chapters, then this particular number is the point.

What the verse does not say

  • It does not say the number will be worn, implanted, or scanned. That comes from verses 16 and 17, which speak of a mark, and from a great deal of later imagination. The chapter page takes that apart.
  • It does not use the word antichrist. That word appears nowhere in Revelation.
  • It does not say the number identifies someone alive in the reader’s future rather than the reader’s present. The book’s own framing points the other way.
  • It does not promise that the counting will succeed. It offers wisdom to those who have understanding, which is a considerably narrower promise than it is usually taken to be.

Scripture from the King James Version, public domain. Gematria totals above can be checked by hand and we encourage you to check them — several widely repeated calculations on the internet do not actually work. This site does not set dates and does not identify any living person as the beast; the historical candidates listed here are documented claims made by others, recorded so the pattern is visible.

Our standard: We separate the text, the evidence, the interpretation, and the speculation. We do not set dates or identify living people as figures in Revelation.