MMMCDLXIX

MMMCDLXIX is the Roman numeral representing the integer 3469. It is formed from MMM (3000) plus CD (400) plus LX (60) plus IX (9). The CD and IX employ subtractive notation, where C precedes D to indicate 400, and I precedes X to indicate 9.

In Roman usage, numerals were used for inscriptions and dating; in modern contexts, the number could denote a year in the proleptic Gregorian calendar, such as the year 3469 CE, which is far in the future. Roman numerals are still used today for stylistic purposes, numbering, clocks, monuments, and enumerating monarchs or film installments. 3469 is within the standard range of representable values without requiring overlines or alternative notation (the commonly cited upper bound of 3999).

Because MMMCDLXIX has no widely known historical association, it is mainly of interest in numeral studies, puzzles, or as an example of subtractive notation.