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87468608 = 263144087
BaseRepresentation
bin1010011011010…
…10101001000000
320002120212101002
411031222221000
5134342443413
612402431132
72111320343
oct515525100
9202525332
1087468608
1145412507
12253624a8
1315176996
14b88c45a
157a2b958
hex536aa40

87468608 has 28 divisors (see below), whose sum is σ = 179173632. Its totient is φ = 42322560.

The previous prime is 87468607. The next prime is 87468613. The reversal of 87468608 is 80686478.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (87468607) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 20060 + ... + 24027.

Almost surely, 287468608 is an apocalyptic number.

It is an amenable number.

87468608 is an abundant number, since it is smaller than the sum of its proper divisors (91705024).

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

87468608 is a wasteful number, since it uses less digits than its factorization.

87468608 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44130 (or 44120 counting only the distinct ones).

The product of its (nonzero) digits is 516096, while the sum is 47.

The square root of 87468608 is about 9352.4653434268. The cubic root of 87468608 is about 443.8989029353.

The spelling of 87468608 in words is "eighty-seven million, four hundred sixty-eight thousand, six hundred eight".

Divisors: 1 2 4 8 16 31 32 62 64 124 248 496 992 1984 44087 88174 176348 352696 705392 1366697 1410784 2733394 2821568 5466788 10933576 21867152 43734304 87468608