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57148073708 = 22116719385371
BaseRepresentation
bin110101001110010010…
…100110011011101100
312110111202011221100112
4311032102212123230
51414014401324313
642130425315152
74062116416535
oct651622463354
9173452157315
1057148073708
1122266663690
12b0aa935ab8
13550994bb3b
142aa1bd368c
1517471ac8a8
hexd4e4a66ec

57148073708 has 24 divisors (see below), whose sum is σ = 110729244864. Its totient is φ = 25588688400.

The previous prime is 57148073683. The next prime is 57148073777. The reversal of 57148073708 is 80737084175.

It is a happy 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, 9689738 + ... + 9695633.

It is an arithmetic number, because the mean of its divisors is an integer number (4613718536).

Almost surely, 257148073708 is an apocalyptic number.

It is an amenable number.

57148073708 is a deficient number, since it is larger than the sum of its proper divisors (53581171156).

57148073708 is a wasteful number, since it uses less digits than its factorization.

57148073708 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19385453 (or 19385451 counting only the distinct ones).

The product of its (nonzero) digits is 1317120, while the sum is 50.

The spelling of 57148073708 in words is "fifty-seven billion, one hundred forty-eight million, seventy-three thousand, seven hundred eight".

Divisors: 1 2 4 11 22 44 67 134 268 737 1474 2948 19385371 38770742 77541484 213239081 426478162 852956324 1298819857 2597639714 5195279428 14287018427 28574036854 57148073708