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87627652 = 2273129559
BaseRepresentation
bin1010011100100…
…01011110000100
320002212221112121
411032101132010
5134413041102
612410055324
72112552130
oct516213604
9202787477
1087627652
1145510a52
122541a544
13152011a8
14b8d03c0
157a5db37
hex5391784

87627652 has 12 divisors (see below), whose sum is σ = 175255360. Its totient is φ = 37554696.

The previous prime is 87627649. The next prime is 87627689. The reversal of 87627652 is 25672678.

87627652 is an admirable number.

It is a hoax number, since the sum of its digits (43) coincides with the sum of the digits of its distinct prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 87627599 and 87627608.

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, 1564752 + ... + 1564807.

Almost surely, 287627652 is an apocalyptic number.

It is an amenable number.

87627652 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

87627652 is a wasteful number, since it uses less digits than its factorization.

87627652 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3129570 (or 3129568 counting only the distinct ones).

The product of its digits is 282240, while the sum is 43.

The square root of 87627652 is about 9360.9642665700. The cubic root of 87627652 is about 444.1677868683.

The spelling of 87627652 in words is "eighty-seven million, six hundred twenty-seven thousand, six hundred fifty-two".

Divisors: 1 2 4 7 14 28 3129559 6259118 12518236 21906913 43813826 87627652