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30164590164 = 2232513715847
BaseRepresentation
bin11100000101111100…
…110001111001010100
32212212012222221122010
4130011330301321110
5443234113341124
621505111504220
72115335533362
oct340574617124
985765887563
1030164590164
111187a141065
125a1a088070
132ac9501c27
141662250632
15bb82db529
hex705f31e54

30164590164 has 12 divisors (see below), whose sum is σ = 70384043744. Its totient is φ = 10054863384.

The previous prime is 30164590103. The next prime is 30164590201. The reversal of 30164590164 is 46109546103.

It is a tau number, because it is divible by the number of its divisors (12).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1256857912 + ... + 1256857935.

Almost surely, 230164590164 is an apocalyptic number.

It is an amenable number.

30164590164 is an abundant number, since it is smaller than the sum of its proper divisors (40219453580).

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

30164590164 is a wasteful number, since it uses less digits than its factorization.

30164590164 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2513715854 (or 2513715852 counting only the distinct ones).

The product of its (nonzero) digits is 77760, while the sum is 39.

The spelling of 30164590164 in words is "thirty billion, one hundred sixty-four million, five hundred ninety thousand, one hundred sixty-four".

Divisors: 1 2 3 4 6 12 2513715847 5027431694 7541147541 10054863388 15082295082 30164590164