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89509092 = 22312758733
BaseRepresentation
bin1010101010111…
…00110011100100
320020102112101120
411111130303210
5140403242332
612514253540
72134546311
oct525346344
9206375346
1089509092
1146586562
1225b872b0
131570c67a
14bc5dd08
157cd132c
hex555cce4

89509092 has 24 divisors (see below), whose sum is σ = 210502656. Its totient is φ = 29600928.

The previous prime is 89509073. The next prime is 89509093. The reversal of 89509092 is 29090598.

It is not an unprimeable number, because it can be changed into a prime (89509093) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 27843 + ... + 30890.

It is an arithmetic number, because the mean of its divisors is an integer number (8770944).

Almost surely, 289509092 is an apocalyptic number.

It is an amenable number.

89509092 is an abundant number, since it is smaller than the sum of its proper divisors (120993564).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

89509092 is a wasteful number, since it uses less digits than its factorization.

89509092 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 58867 (or 58865 counting only the distinct ones).

The product of its (nonzero) digits is 58320, while the sum is 42.

The square root of 89509092 is about 9460.9244791405. The cubic root of 89509092 is about 447.3241896482.

The spelling of 89509092 in words is "eighty-nine million, five hundred nine thousand, ninety-two".

Divisors: 1 2 3 4 6 12 127 254 381 508 762 1524 58733 117466 176199 234932 352398 704796 7459091 14918182 22377273 29836364 44754546 89509092