XCI

See also: xci

Translingual

Alternative forms

• xci
• LXXXXI, lxxxxi (nonstandard)
• xcj (archaic)

Etymology

Compound of the following Roman numerals: X (“10”) +‎ CI (“101”). This number is written in subtractive notation, indicating that X is subtracted from CI; hence, CI (101) minus X (10) is 91.

Symbol

XCI

1. A Roman numeral representing the number ninety-one (91).

See also

• Previous: XC (ninety, 90)
• Next: XCII (ninety-two, 92)