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80674066808 = 23371247321851
BaseRepresentation
bin100101100100010001…
…1001001000101111000
321201020022111012211022
41023020203021011320
52310210030114213
6101021113122012
75554115152646
oct1131043110570
9251208435738
1080674066808
1131239453495
12137756b9308
1377b899430a
143c944c2196
15217276c308
hex12c88c9178

80674066808 has 32 divisors (see below), whose sum is σ = 155371653360. Its totient is φ = 39241900800.

The previous prime is 80674066799. The next prime is 80674066853. The reversal of 80674066808 is 80866047608.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 80674066808.

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, 3681083 + ... + 3702933.

Almost surely, 280674066808 is an apocalyptic number.

It is an amenable number.

80674066808 is a deficient number, since it is larger than the sum of its proper divisors (74697586552).

80674066808 is a wasteful number, since it uses less digits than its factorization.

80674066808 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34367 (or 34363 counting only the distinct ones).

The product of its (nonzero) digits is 3096576, while the sum is 53.

The spelling of 80674066808 in words is "eighty billion, six hundred seventy-four million, sixty-six thousand, eight hundred eight".

Divisors: 1 2 4 8 37 74 148 296 12473 21851 24946 43702 49892 87404 99784 174808 461501 808487 923002 1616974 1846004 3233948 3692008 6467896 272547523 545095046 1090190092 2180380184 10084258351 20168516702 40337033404 80674066808