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57577395054 = 2333160148239
BaseRepresentation
bin110101100111111000…
…010101001101101110
312111121200000201112010
4311213320111031232
51420404303120204
642241203222050
74105551532344
oct654770251556
9174550021463
1057577395054
1122466a36113
12b1aa677926
13557788853a
142b02c2b994
15176ec13d89
hexd67e1536e

57577395054 has 32 divisors (see below), whose sum is σ = 115697272320. Its totient is φ = 19102248000.

The previous prime is 57577395053. The next prime is 57577395079. The reversal of 57577395054 is 45059377575.

It is a junction number, because it is equal to n+sod(n) for n = 57577394985 and 57577395003.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (57577395053) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1169467 + ... + 1217705.

It is an arithmetic number, because the mean of its divisors is an integer number (3615539760).

Almost surely, 257577395054 is an apocalyptic number.

57577395054 is an abundant number, since it is smaller than the sum of its proper divisors (58119877266).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

57577395054 is a wasteful number, since it uses less digits than its factorization.

57577395054 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 49176.

The product of its (nonzero) digits is 23152500, while the sum is 57.

The spelling of 57577395054 in words is "fifty-seven billion, five hundred seventy-seven million, three hundred ninety-five thousand, fifty-four".

Divisors: 1 2 3 6 331 601 662 993 1202 1803 1986 3606 48239 96478 144717 198931 289434 397862 596793 1193586 15967109 28991639 31934218 47901327 57983278 86974917 95802654 173949834 9596232509 19192465018 28788697527 57577395054