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79113488 = 2431159503
BaseRepresentation
bin1001011011100…
…10110100010000
312111212101022012
410231302310100
5130223112423
611503402052
71650311366
oct455626420
9174771265
1079113488
1140726153
12225b3328
131350ca1c
14a715636
156e2b078
hex4b72d10

79113488 has 20 divisors (see below), whose sum is σ = 158227968. Its totient is φ = 38280480.

The previous prime is 79113481. The next prime is 79113497. The reversal of 79113488 is 88431197.

79113488 is an admirable number.

It is a super-2 number, since 2×791134882 = 12517887967052288, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (79113481) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 79256 + ... + 80247.

Almost surely, 279113488 is an apocalyptic number.

It is an amenable number.

79113488 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.

79113488 is a wasteful number, since it uses less digits than its factorization.

79113488 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 159542 (or 159536 counting only the distinct ones).

The product of its digits is 48384, while the sum is 41.

The square root of 79113488 is about 8894.5763249297. The cubic root of 79113488 is about 429.2894122819.

The spelling of 79113488 in words is "seventy-nine million, one hundred thirteen thousand, four hundred eighty-eight".

Divisors: 1 2 4 8 16 31 62 124 248 496 159503 319006 638012 1276024 2552048 4944593 9889186 19778372 39556744 79113488