89 (number)

← 88 89 90 →
Cardinaleighty-nine
Ordinal89th
(eighty-ninth)
Factorizationprime
Greek numeralΠΘ´
Roman numeralLXXXIX
Binary10110012
Ternary100223
Quaternary11214
Quinary3245
Senary2256
Octal1318
Duodecimal7512
Hexadecimal5916
Vigesimal4920
Base 362H36

Eighty-nine is a number. It comes after eighty-eight, and before ninety. It is also the 24th prime number. It comes after eighty-three and before ninety-seven.

It is the 12th number of the Fibonacci sequence, due to it being 34 plus 55, succeeding 34 and proceeding 144.


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