61 (number)

This article is about the number 61. For the year, see 61.

Sixty-one is a number. It comes between sixty and sixty-two, and is an odd number. It is also a prime number.

← 60 61 62 →
← 60 61 62 63 64 65 66 67 68 69 → List of numbers — Integers ← 0 10 20 30 40 50 60 70 80 90 →
Cardinal	sixty-one
Ordinal	61st (sixty-first)
Factorization	prime
Greek numeral	ΞΑ´
Roman numeral	LXI
Binary	1111012
Ternary	20213
Quaternary	3314
Quinary	2215
Senary	1416
Octal	758
Duodecimal	5112
Hexadecimal	3D16
Vigesimal	3120
Base 36	1P36