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86016680 = 2352150417
BaseRepresentation
bin1010010000010…
…00001010101000
312222212002200222
411020020022220
5134010013210
612311345212
72063062331
oct510101250
9188762628
1086016680
1144610672
1224982208
1314a88b59
14b5d1288
157841655
hex52082a8

86016680 has 16 divisors (see below), whose sum is σ = 193537620. Its totient is φ = 34406656.

The previous prime is 86016673. The next prime is 86016737. The reversal of 86016680 is 8661068.

It can be written as a sum of positive squares in 2 ways, for example, as 86007076 + 9604 = 9274^2 + 98^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 86016680.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1075169 + ... + 1075248.

Almost surely, 286016680 is an apocalyptic number.

It is an amenable number.

86016680 is an abundant number, since it is smaller than the sum of its proper divisors (107520940).

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

86016680 is a wasteful number, since it uses less digits than its factorization.

86016680 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2150428 (or 2150424 counting only the distinct ones).

The product of its (nonzero) digits is 13824, while the sum is 35.

The square root of 86016680 is about 9274.5177772216. The cubic root of 86016680 is about 441.4290314548.

The spelling of 86016680 in words is "eighty-six million, sixteen thousand, six hundred eighty".

Divisors: 1 2 4 5 8 10 20 40 2150417 4300834 8601668 10752085 17203336 21504170 43008340 86016680