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57107063 = 1317258403
BaseRepresentation
bin1101100111011…
…0001001110111
310222110100011102
43121312021313
5104104411223
65400000315
71262254616
oct331661167
9128410142
1057107063
112a265422
121716009b
13baa6280
14782787d
155030928
hex3676277

57107063 has 8 divisors (see below), whose sum is σ = 65117808. Its totient is φ = 49613184.

The previous prime is 57107047. The next prime is 57107087. The reversal of 57107063 is 36070175.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 57107063 - 24 = 57107047 is a prime.

It is a super-2 number, since 2×571070632 = 6522433288971938, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (57107033) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 128981 + ... + 129422.

It is an arithmetic number, because the mean of its divisors is an integer number (8139726).

Almost surely, 257107063 is an apocalyptic number.

57107063 is a deficient number, since it is larger than the sum of its proper divisors (8010745).

57107063 is a wasteful number, since it uses less digits than its factorization.

57107063 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 258433.

The product of its (nonzero) digits is 4410, while the sum is 29.

The square root of 57107063 is about 7556.9215293001. The cubic root of 57107063 is about 385.0909168542.

The spelling of 57107063 in words is "fifty-seven million, one hundred seven thousand, sixty-three".

Divisors: 1 13 17 221 258403 3359239 4392851 57107063