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57458904916 = 2272052103747
BaseRepresentation
bin110101100000110100…
…010100111101010100
312111022102001210121111
4311200310110331110
51420133434424131
642221331424404
74102612430140
oct654064247524
9174272053544
1057458904916
1122406065786
12b176a55104
13555916c92a
142ad11c6220
15176460aab1
hexd60d14f54

57458904916 has 12 divisors (see below), whose sum is σ = 114917809888. Its totient is φ = 24625244952.

The previous prime is 57458904901. The next prime is 57458904917. The reversal of 57458904916 is 61940985475.

57458904916 is an admirable number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (57458904917) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 1026051846 + ... + 1026051901.

Almost surely, 257458904916 is an apocalyptic number.

It is an amenable number.

57458904916 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.

57458904916 is a wasteful number, since it uses less digits than its factorization.

57458904916 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2052103758 (or 2052103756 counting only the distinct ones).

The product of its (nonzero) digits is 10886400, while the sum is 58.

The spelling of 57458904916 in words is "fifty-seven billion, four hundred fifty-eight million, nine hundred four thousand, nine hundred sixteen".

Divisors: 1 2 4 7 14 28 2052103747 4104207494 8208414988 14364726229 28729452458 57458904916