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87000368 = 2471359753
BaseRepresentation
bin1010010111110…
…00010100110000
320001201002001212
411023320110300
5134233002433
612344415252
72104330250
oct513702460
9201632055
1087000368
1145122734
1225177528
1315041810
14b7a9960
157987d48
hex52f8530

87000368 has 40 divisors (see below), whose sum is σ = 207465888. Its totient is φ = 34417152.

The previous prime is 87000359. The next prime is 87000383. The reversal of 87000368 is 86300078.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 28421 + ... + 31332.

Almost surely, 287000368 is an apocalyptic number.

It is an amenable number.

87000368 is an abundant number, since it is smaller than the sum of its proper divisors (120465520).

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

87000368 is a wasteful number, since it uses less digits than its factorization.

87000368 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 59781 (or 59775 counting only the distinct ones).

The product of its (nonzero) digits is 8064, while the sum is 32.

The square root of 87000368 is about 9327.3987799386. The cubic root of 87000368 is about 443.1053869292.

The spelling of 87000368 in words is "eighty-seven million, three hundred sixty-eight", and thus it is an aban number.

Divisors: 1 2 4 7 8 13 14 16 26 28 52 56 91 104 112 182 208 364 728 1456 59753 119506 239012 418271 478024 776789 836542 956048 1553578 1673084 3107156 3346168 5437523 6214312 6692336 10875046 12428624 21750092 43500184 87000368