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80808074676 = 22327320666963
BaseRepresentation
bin100101101000010001…
…0010101110110110100
321201120122122112001200
41023100202111312310
52310443331342201
6101042301252500
75560333205310
oct1132042256664
9251518575050
1080808074676
11312a806259a
12137b2564130
13780a684104
143ca8206b40
15217e3dd386
hex12d0895db4

80808074676 has 36 divisors (see below), whose sum is σ = 233445549792. Its totient is φ = 23088021264.

The previous prime is 80808074623. The next prime is 80808074707. The reversal of 80808074676 is 67647080808.

It is a tau number, because it is divible by the number of its divisors (36).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 160333230 + ... + 160333733.

Almost surely, 280808074676 is an apocalyptic number.

It is an amenable number.

80808074676 is an abundant number, since it is smaller than the sum of its proper divisors (152637475116).

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

80808074676 is a wasteful number, since it uses less digits than its factorization.

80808074676 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 320666980 (or 320666975 counting only the distinct ones).

The product of its (nonzero) digits is 3612672, while the sum is 54.

The spelling of 80808074676 in words is "eighty billion, eight hundred eight million, seventy-four thousand, six hundred seventy-six".

Divisors: 1 2 3 4 6 7 9 12 14 18 21 28 36 42 63 84 126 252 320666963 641333926 962000889 1282667852 1924001778 2244668741 2886002667 3848003556 4489337482 5772005334 6734006223 8978674964 11544010668 13468012446 20202018669 26936024892 40404037338 80808074676