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86312260 = 22518112383
BaseRepresentation
bin1010010010100…
…00010101000100
320000102010011101
411021100111010
5134043443020
612321545444
72065433146
oct511202504
9200363141
1086312260
11447a2751
1224aa5284
1314b60558
14b66ac96
15789e00a
hex5250544

86312260 has 24 divisors (see below), whose sum is σ = 181431936. Its totient is φ = 34491360.

The previous prime is 86312251. The next prime is 86312321. The reversal of 86312260 is 6221368.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 35029 + ... + 37411.

It is an arithmetic number, because the mean of its divisors is an integer number (7559664).

Almost surely, 286312260 is an apocalyptic number.

It is an amenable number.

86312260 is an abundant number, since it is smaller than the sum of its proper divisors (95119676).

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

86312260 is a wasteful number, since it uses less digits than its factorization.

86312260 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4203 (or 4201 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 28.

The square root of 86312260 is about 9290.4391715354. The cubic root of 86312260 is about 441.9340824284.

The spelling of 86312260 in words is "eighty-six million, three hundred twelve thousand, two hundred sixty".

Divisors: 1 2 4 5 10 20 1811 2383 3622 4766 7244 9055 9532 11915 18110 23830 36220 47660 4315613 8631226 17262452 21578065 43156130 86312260