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57514214979 = 32131313752477
BaseRepresentation
bin110101100100000111…
…010100011001000011
312111110021010211202100
4311210013110121003
51420242114334404
642231025121443
74104153522024
oct654407243103
9174407124670
1057514214979
1122434302a81
12b191489283
135567766c90
142ad86a2c4b
1517693d3d39
hexd641d4643

57514214979 has 24 divisors (see below), whose sum is σ = 90149531472. Its totient is φ = 35123175360.

The previous prime is 57514214941. The next prime is 57514214983. The reversal of 57514214979 is 97941241575.

57514214979 is a `hidden beast` number, since 5 + 7 + 5 + 142 + 1 + 497 + 9 = 666.

It is not a de Polignac number, because 57514214979 - 29 = 57514214467 is a prime.

It is not an unprimeable number, because it can be changed into a prime (57514214279) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1860912 + ... + 1891565.

It is an arithmetic number, because the mean of its divisors is an integer number (3756230478).

Almost surely, 257514214979 is an apocalyptic number.

57514214979 is a deficient number, since it is larger than the sum of its proper divisors (32635316493).

57514214979 is a wasteful number, since it uses less digits than its factorization.

57514214979 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3752627 (or 3752624 counting only the distinct ones).

The product of its digits is 3175200, while the sum is 54.

The spelling of 57514214979 in words is "fifty-seven billion, five hundred fourteen million, two hundred fourteen thousand, nine hundred seventy-nine".

Divisors: 1 3 9 13 39 117 131 393 1179 1703 5109 15327 3752477 11257431 33772293 48782201 146346603 439039809 491574487 1474723461 4424170383 6390468331 19171404993 57514214979