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87052014 = 2327690889
BaseRepresentation
bin1010011000001…
…00111011101110
320001210200220200
411030010323232
5134241131024
612345454330
72104633650
oct514047356
9201720820
1087052014
1145158515
12251a13a6
131505c18a
14b7c06d0
1579982c9
hex5304eee

87052014 has 24 divisors (see below), whose sum is σ = 215557680. Its totient is φ = 24871968.

The previous prime is 87051967. The next prime is 87052039. The reversal of 87052014 is 41025078.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 345319 + ... + 345570.

It is an arithmetic number, because the mean of its divisors is an integer number (8981570).

Almost surely, 287052014 is an apocalyptic number.

87052014 is an abundant number, since it is smaller than the sum of its proper divisors (128505666).

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

87052014 is a wasteful number, since it uses less digits than its factorization.

87052014 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 690904 (or 690901 counting only the distinct ones).

The product of its (nonzero) digits is 2240, while the sum is 27.

The square root of 87052014 is about 9330.1668795365. The cubic root of 87052014 is about 443.1930497537.

The spelling of 87052014 in words is "eighty-seven million, fifty-two thousand, fourteen".

Divisors: 1 2 3 6 7 9 14 18 21 42 63 126 690889 1381778 2072667 4145334 4836223 6218001 9672446 12436002 14508669 29017338 43526007 87052014