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89358752 = 257256989
BaseRepresentation
bin1010101001110…
…00000110100000
320020010220011102
411110320012200
5140333440002
612511133532
72133352100
oct524700640
9206126142
1089358752
114649360a
1225b142a8
1315689102
14bc21200
157ca1a02
hex55381a0

89358752 has 36 divisors (see below), whose sum is σ = 204651090. Its totient is φ = 38295936.

The previous prime is 89358751. The next prime is 89358757. The reversal of 89358752 is 25785398.

It can be written as a sum of positive squares in only one way, i.e., 60155536 + 29203216 = 7756^2 + 5404^2 .

It is a junction number, because it is equal to n+sod(n) for n = 89358697 and 89358706.

It is not an unprimeable number, because it can be changed into a prime (89358751) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 26927 + ... + 30062.

Almost surely, 289358752 is an apocalyptic number.

It is an amenable number.

89358752 is an abundant number, since it is smaller than the sum of its proper divisors (115292338).

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

89358752 is a wasteful number, since it uses less digits than its factorization.

89358752 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 57013 (or 56998 counting only the distinct ones).

The product of its digits is 604800, while the sum is 47.

The square root of 89358752 is about 9452.9758277486. The cubic root of 89358752 is about 447.0736065178.

The spelling of 89358752 in words is "eighty-nine million, three hundred fifty-eight thousand, seven hundred fifty-two".

Divisors: 1 2 4 7 8 14 16 28 32 49 56 98 112 196 224 392 784 1568 56989 113978 227956 398923 455912 797846 911824 1595692 1823648 2792461 3191384 5584922 6382768 11169844 12765536 22339688 44679376 89358752