25 (number)

This article is about the number 25. For the year, see 25.
← 24 25 26 →
Cardinaltwenty-five
Ordinal25th
(twenty-fifth)
Factorization52
Greek numeralΚΕ´
Roman numeralXXV
Binary110012
Ternary2213
Quaternary1214
Quinary1005
Senary416
Octal318
Duodecimal2112
Hexadecimal1916
Vigesimal1520
Base 36P36

25 (twenty-five) is a number. It comes between twenty-four and twenty-six, and is an odd number. It is also the 5th square number, after 1, 4, 9, and 16.

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