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89490092 = 22107209089
BaseRepresentation
bin1010101010110…
…00001010101100
320020101120022212
411111120022230
5140402140332
612514025552
72134440026
oct525301254
9206346285
1089490092
114657325a
1225b782b8
1315703b23
14bc57016
157cca8b2
hex55582ac

89490092 has 12 divisors (see below), whose sum is σ = 158072040. Its totient is φ = 44326656.

The previous prime is 89490083. The next prime is 89490119. The reversal of 89490092 is 29009498.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 104117 + ... + 104972.

It is an arithmetic number, because the mean of its divisors is an integer number (13172670).

Almost surely, 289490092 is an apocalyptic number.

It is an amenable number.

89490092 is a deficient number, since it is larger than the sum of its proper divisors (68581948).

89490092 is a wasteful number, since it uses less digits than its factorization.

89490092 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 209200 (or 209198 counting only the distinct ones).

The product of its (nonzero) digits is 46656, while the sum is 41.

The square root of 89490092 is about 9459.9202956473. The cubic root of 89490092 is about 447.2925363981.

The spelling of 89490092 in words is "eighty-nine million, four hundred ninety thousand, ninety-two".

Divisors: 1 2 4 107 214 428 209089 418178 836356 22372523 44745046 89490092