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57872124190 = 2513033444043
BaseRepresentation
bin110101111001011100…
…101000100100011110
312112101012121111220001
4311321130220210132
51422010230433230
642330332244514
74116060640066
oct657134504436
9175335544801
1057872124190
11225a833a511
12b27131073a
1355c395c18a
142b3002c3a6
15178aa310ca
hexd7972891e

57872124190 has 16 divisors (see below), whose sum is σ = 104178050928. Its totient is φ = 23147021376.

The previous prime is 57872124173. The next prime is 57872124221. The reversal of 57872124190 is 9142127875.

It is a super-2 number, since 2×578721241902 (a number of 22 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 57872124190.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 91692 + ... + 352351.

It is an arithmetic number, because the mean of its divisors is an integer number (6511128183).

Almost surely, 257872124190 is an apocalyptic number.

57872124190 is a deficient number, since it is larger than the sum of its proper divisors (46305926738).

57872124190 is a wasteful number, since it uses less digits than its factorization.

57872124190 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 457083.

The product of its (nonzero) digits is 282240, while the sum is 46.

The spelling of 57872124190 in words is "fifty-seven billion, eight hundred seventy-two million, one hundred twenty-four thousand, one hundred ninety".

Divisors: 1 2 5 10 13033 26066 65165 130330 444043 888086 2220215 4440430 5787212419 11574424838 28936062095 57872124190