49 (number)

This article is about the number 49. For the year, see 49.
← 48 49 50 →
Cardinalforty-nine
Ordinal49th
(forty-ninth)
Factorization72
Greek numeralΜΘ´
Roman numeralXLIX
Binary1100012
Ternary12113
Quaternary3014
Quinary1445
Senary1216
Octal618
Duodecimal4112
Hexadecimal3116
Vigesimal2920
Base 361D36

49 (forty-nine) is a number. It comes between forty-eight and fifty, and is an odd number. It is divisible by 7. 49 is the 7th square number after 1, 4, 9, 16, 25, and 36.

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