101 in Roman Numerals

The number 101 written in Roman numerals is CI.

101
=
CI

How CI is built:

C= 100
I= 1
CI= 101
Reverse lookup

Looking up the other way? CI in Arabic numbers is 101. Use the full converter to enter any Roman numeral:

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Frequently asked questions
What is 101 in Roman numerals?
101 in Roman numerals is CI. It is built from C (100) + I (1) = 101.
How do you write 101 in Roman numerals?
To write 101 in Roman numerals, identify the largest Roman symbols that fit: 100 = C, 1 = I. Write them left to right: CI.
What does CI mean?
CI is the Roman numeral for 101. The symbols represent: C = 100, I = 1, which add up to 101.
What is the range of Roman numerals?
Standard Roman numerals cover 1 to 3,999 (I to MMMCMXCIX). Numbers outside this range cannot be represented with the classic seven symbols: I, V, X, L, C, D, M.
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