What is 100 (number)?
{{no sources|date=March 2025}} {{Infobox number}} '''100''' (also written as '''one hundred''' or simply '''hundred''') is the [[natural number]] after [[99 (number)|99]] and before [[101 (number)|101]]. It is the first three-digit number above zero. The number 100 is an [[abundant number]]. The letter [[C]] is the old [[Roman numeral]] for 100. ==Usage== 100&nbsp;m running competition. In binary and bcd -code, 100 means number [[4 (number)|four]]. [[Category:Integers|100]] [[Category:Square numbers|100]] {{Math-stub}}