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87075256 = 2322348809
BaseRepresentation
bin1010011000010…
…10100110111000
320001211212210111
411030022212320
5134242402011
612350154104
72105061502
oct514124670
9201755714
1087075256
1145173a24
12251b2934
1315069928
14b7c8d72
1579a0121
hex530a9b8

87075256 has 16 divisors (see below), whose sum is σ = 164001600. Its totient is φ = 43341504.

The previous prime is 87075229. The next prime is 87075293. The reversal of 87075256 is 65257078.

It is a congruent number.

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, 22621 + ... + 26188.

It is an arithmetic number, because the mean of its divisors is an integer number (10250100).

Almost surely, 287075256 is an apocalyptic number.

It is an amenable number.

87075256 is a deficient number, since it is larger than the sum of its proper divisors (76926344).

87075256 is a wasteful number, since it uses less digits than its factorization.

87075256 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 49038 (or 49034 counting only the distinct ones).

The product of its (nonzero) digits is 117600, while the sum is 40.

The square root of 87075256 is about 9331.4123261166. The cubic root of 87075256 is about 443.2324889189.

The spelling of 87075256 in words is "eighty-seven million, seventy-five thousand, two hundred fifty-six".

Divisors: 1 2 4 8 223 446 892 1784 48809 97618 195236 390472 10884407 21768814 43537628 87075256