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57295938955 = 5891076311907
BaseRepresentation
bin110101010111000110…
…101010010110001011
312110220001102021100011
4311113012222112023
51414320230021310
642153230452351
74065563305543
oct652706522613
9173801367304
1057295938955
1122332077a72
12b1303640b7
135531481178
142ab76c4323
15175516978a
hexd571aa58b

57295938955 has 32 divisors (see below), whose sum is σ = 70325521920. Its totient is φ = 44803503360.

The previous prime is 57295938949. The next prime is 57295938983. The reversal of 57295938955 is 55983959275.

It is a happy number.

It is not a de Polignac number, because 57295938955 - 27 = 57295938827 is a prime.

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 31 ways as a sum of consecutive naturals, for example, 30044112 + ... + 30046018.

It is an arithmetic number, because the mean of its divisors is an integer number (2197672560).

Almost surely, 257295938955 is an apocalyptic number.

57295938955 is a deficient number, since it is larger than the sum of its proper divisors (13029582965).

57295938955 is a wasteful number, since it uses less digits than its factorization.

57295938955 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2739.

The product of its digits is 153090000, while the sum is 67.

The spelling of 57295938955 in words is "fifty-seven billion, two hundred ninety-five million, nine hundred thirty-eight thousand, nine hundred fifty-five".

Divisors: 1 5 89 107 445 535 631 1907 3155 9523 9535 47615 56159 67517 169723 204049 280795 337585 848615 1020245 1203317 6009013 6016585 18160361 30045065 90801805 107095213 128754919 535476065 643774595 11459187791 57295938955