25 (number)

This article is about the number 25. For the year, see 25.

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.

← 24 25 26 →
← 20 21 22 23 24 25 26 27 28 29 → List of numbers — Integers ← 0 10 20 30 40 50 60 70 80 90 →
Cardinal	twenty-five
Ordinal	25th (twenty-fifth)
Factorization	52
Greek numeral	ΚΕ´
Roman numeral	XXV
Binary	110012
Ternary	2213
Quaternary	1214
Quinary	1005
Senary	416
Octal	318
Duodecimal	2112
Hexadecimal	1916
Vigesimal	1520
Base 36	P36