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89232872 = 2338329123
BaseRepresentation
bin1010101000110…
…01010111101000
320012220111111012
411110121113220
5140320422442
612504323052
72132316101
oct524312750
9205814435
1089232872
1146407a83
1225a73488
1315643a21
14bbcb3a8
157c79582
hex55195e8

89232872 has 16 divisors (see below), whose sum is σ = 167754240. Its totient is φ = 44498416.

The previous prime is 89232859. The next prime is 89232907. The reversal of 89232872 is 27823298.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11498 + ... + 17625.

It is an arithmetic number, because the mean of its divisors is an integer number (10484640).

Almost surely, 289232872 is an apocalyptic number.

It is an amenable number.

89232872 is a deficient number, since it is larger than the sum of its proper divisors (78521368).

89232872 is a wasteful number, since it uses less digits than its factorization.

89232872 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29512 (or 29508 counting only the distinct ones).

The product of its digits is 96768, while the sum is 41.

The square root of 89232872 is about 9446.3152604600. The cubic root of 89232872 is about 446.8635764566.

The spelling of 89232872 in words is "eighty-nine million, two hundred thirty-two thousand, eight hundred seventy-two".

Divisors: 1 2 4 8 383 766 1532 3064 29123 58246 116492 232984 11154109 22308218 44616436 89232872