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86072965 = 5111639601
BaseRepresentation
bin1010010000101…
…01111010000101
312222221221220121
411020111322011
5134013313330
612312501541
72063415406
oct510257205
9188857817
1086072965
1144649990
12249aa8b1
1314aa8664
14b6079ad
15785317a
hex5215e85

86072965 has 16 divisors (see below), whose sum is σ = 113380416. Its totient is φ = 62208000.

The previous prime is 86072953. The next prime is 86072977. The reversal of 86072965 is 56927068.

It is an interprime number because it is at equal distance from previous prime (86072953) and next prime (86072977).

It is not a de Polignac number, because 86072965 - 29 = 86072453 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4165 + ... + 13765.

It is an arithmetic number, because the mean of its divisors is an integer number (7086276).

Almost surely, 286072965 is an apocalyptic number.

It is an amenable number.

86072965 is a deficient number, since it is larger than the sum of its proper divisors (27307451).

86072965 is a wasteful number, since it uses less digits than its factorization.

86072965 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9780.

The product of its (nonzero) digits is 181440, while the sum is 43.

The square root of 86072965 is about 9277.5516705648. The cubic root of 86072965 is about 441.5252934655.

The spelling of 86072965 in words is "eighty-six million, seventy-two thousand, nine hundred sixty-five".

Divisors: 1 5 11 55 163 815 1793 8965 9601 48005 105611 528055 1564963 7824815 17214593 86072965