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1 in Roman Numerals
1 = I
1 written in Roman numerals is I.

How 1 breaks down

Roman numerals are additive from left to right (with subtractive pairs like IV=4 and CM=900). I decomposes as: I = 1 = 1.

Nearby numbers

NumberRoman numeral
1I
2II
3III
4IV
5V
6VI
7VII
8VIII
9IX

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