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17924000164 = 227640142863
BaseRepresentation
bin10000101100010110…
…101000100110100100
31201021011011112211221
4100230112220212210
5243202021001124
612122325310124
71203113326150
oct205426504644
951234145757
1017924000164
1176686a3684
123582865344
1318c8570b75
14c206c6060
156ed894ce4
hex42c5a89a4

17924000164 has 12 divisors (see below), whose sum is σ = 35848000384. Its totient is φ = 7681714344.

The previous prime is 17924000153. The next prime is 17924000173. The reversal of 17924000164 is 46100042971.

17924000164 is an admirable 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, 320071404 + ... + 320071459.

Almost surely, 217924000164 is an apocalyptic number.

17924000164 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

17924000164 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

17924000164 is a wasteful number, since it uses less digits than its factorization.

17924000164 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 640142874 (or 640142872 counting only the distinct ones).

The product of its (nonzero) digits is 12096, while the sum is 34.

The spelling of 17924000164 in words is "seventeen billion, nine hundred twenty-four million, one hundred sixty-four", and thus it is an aban number.

Divisors: 1 2 4 7 14 28 640142863 1280285726 2560571452 4481000041 8962000082 17924000164