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80808880088 = 2319753770537
BaseRepresentation
bin100101101000010010…
…1011010011111011000
321201120201011102212202
41023100211122133120
52310444033130323
6101042330425332
75560343101406
oct1132045323730
9251521142782
1080808880088
11312a8562722
12137b2892248
13780a8a68a1
143ca8376476
15217e4ebd28
hex12d095a7d8

80808880088 has 32 divisors (see below), whose sum is σ = 159514633200. Its totient is φ = 38272269312.

The previous prime is 80808880067. The next prime is 80808880199. The reversal of 80808880088 is 88008880808.

It is a hoax number, since the sum of its digits (56) coincides with the sum of the digits of its distinct prime factors.

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, 1110356 + ... + 1180892.

Almost surely, 280808880088 is an apocalyptic number.

It is an amenable number.

80808880088 is a deficient number, since it is larger than the sum of its proper divisors (78705753112).

80808880088 is a wasteful number, since it uses less digits than its factorization.

80808880088 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 78099 (or 78095 counting only the distinct ones).

The product of its (nonzero) digits is 2097152, while the sum is 56.

The spelling of 80808880088 in words is "eighty billion, eight hundred eight million, eight hundred eighty thousand, eighty-eight".

Divisors: 1 2 4 8 19 38 76 152 7537 15074 30148 60296 70537 141074 143203 282148 286406 564296 572812 1145624 1340203 2680406 5360812 10721624 531637369 1063274738 2126549476 4253098952 10101110011 20202220022 40404440044 80808880088