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80039560888 = 2371784075169
BaseRepresentation
bin100101010001010111…
…0101100011010111000
321122121002112222100001
41022202232230122320
52302410111422023
6100434125322344
75532312020320
oct1124256543270
9248532488301
1080039560888
1130a43277831
12136191063b4
1377173a6821
143c34116280
152136bd56ad
hex12a2bac6b8

80039560888 has 32 divisors (see below), whose sum is σ = 181602367200. Its totient is φ = 32284864512.

The previous prime is 80039560879. The next prime is 80039560919. The reversal of 80039560888 is 88806593008.

It is a congruent number.

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, 42036633 + ... + 42038536.

It is an arithmetic number, because the mean of its divisors is an integer number (5675073975).

Almost surely, 280039560888 is an apocalyptic number.

It is an amenable number.

80039560888 is an abundant number, since it is smaller than the sum of its proper divisors (101562806312).

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

80039560888 is a wasteful number, since it uses less digits than its factorization.

80039560888 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 84075199 (or 84075195 counting only the distinct ones).

The product of its (nonzero) digits is 3317760, while the sum is 55.

The spelling of 80039560888 in words is "eighty billion, thirty-nine million, five hundred sixty thousand, eight hundred eighty-eight".

Divisors: 1 2 4 7 8 14 17 28 34 56 68 119 136 238 476 952 84075169 168150338 336300676 588526183 672601352 1177052366 1429277873 2354104732 2858555746 4708209464 5717111492 10004945111 11434222984 20009890222 40019780444 80039560888