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86682037 = 1361281389
BaseRepresentation
bin1010010101010…
…10100110110101
320001002220101211
411022222212311
5134142311122
612333521421
72101533211
oct512524665
9201086354
1086682037
1144a25552
1225043271
1314c5c960
14b725941
157923877
hex52aa9b5

86682037 has 16 divisors (see below), whose sum is σ = 95462640. Its totient is φ = 78220800.

The previous prime is 86681989. The next prime is 86682041. The reversal of 86682037 is 73028668.

It is a happy number.

It can be written as a sum of positive squares in 8 ways, for example, as 23415921 + 63266116 = 4839^2 + 7954^2 .

It is a cyclic number.

It is not a de Polignac number, because 86682037 - 27 = 86681909 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (86682067) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 222639 + ... + 223027.

It is an arithmetic number, because the mean of its divisors is an integer number (5966415).

Almost surely, 286682037 is an apocalyptic number.

It is an amenable number.

86682037 is a deficient number, since it is larger than the sum of its proper divisors (8780603).

86682037 is a wasteful number, since it uses less digits than its factorization.

86682037 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 744.

The product of its (nonzero) digits is 96768, while the sum is 40.

The square root of 86682037 is about 9310.3188452383. The cubic root of 86682037 is about 442.5642912534.

The spelling of 86682037 in words is "eighty-six million, six hundred eighty-two thousand, thirty-seven".

Divisors: 1 13 61 281 389 793 3653 5057 17141 23729 109309 222833 308477 1421017 6667849 86682037