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57389005734 = 2319503412331
BaseRepresentation
bin110101011100101001…
…101011101110100110
312111010112112112221220
4311130221223232212
51420013041140414
642210353321210
74101103333344
oct653451535646
9174115475856
1057389005734
112237a663465
12b157566206
135547837c78
142ac5bcc994
15175d3eeca9
hexd5ca6bba6

57389005734 has 16 divisors (see below), whose sum is σ = 120818959680. Its totient is φ = 18122843880.

The previous prime is 57389005717. The next prime is 57389005783. The reversal of 57389005734 is 43750098375.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 251706052 + ... + 251706279.

It is an arithmetic number, because the mean of its divisors is an integer number (7551184980).

Almost surely, 257389005734 is an apocalyptic number.

57389005734 is an abundant number, since it is smaller than the sum of its proper divisors (63429953946).

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

57389005734 is a wasteful number, since it uses less digits than its factorization.

57389005734 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 503412355.

The product of its (nonzero) digits is 3175200, while the sum is 51.

The spelling of 57389005734 in words is "fifty-seven billion, three hundred eighty-nine million, five thousand, seven hundred thirty-four".

Divisors: 1 2 3 6 19 38 57 114 503412331 1006824662 1510236993 3020473986 9564834289 19129668578 28694502867 57389005734