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57057095632 = 2431387729671
BaseRepresentation
bin110101001000110111…
…100010111111010000
312110021101222202220011
4311020313202333100
51413323104030012
642113415324304
74056633211405
oct651067427720
9173241882804
1057057095632
112221a274499
12b084380694
1354c3b46964
142a93ab02ac
15173e1db1a7
hexd48de2fd0

57057095632 has 40 divisors (see below), whose sum is σ = 114147471872. Its totient is φ = 27600220800.

The previous prime is 57057095617. The next prime is 57057095633. The reversal of 57057095632 is 23659075075.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (57057095633) by changing a digit.

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, 1908157 + ... + 1937827.

Almost surely, 257057095632 is an apocalyptic number.

It is an amenable number.

57057095632 is an abundant number, since it is smaller than the sum of its proper divisors (57090376240).

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

57057095632 is a wasteful number, since it uses less digits than its factorization.

57057095632 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33587 (or 33581 counting only the distinct ones).

The product of its (nonzero) digits is 1984500, while the sum is 49.

The spelling of 57057095632 in words is "fifty-seven billion, fifty-seven million, ninety-five thousand, six hundred thirty-two".

Divisors: 1 2 4 8 16 31 62 124 248 496 3877 7754 15508 29671 31016 59342 62032 118684 120187 237368 240374 474736 480748 919801 961496 1839602 1922992 3679204 7358408 14716816 115034467 230068934 460137868 920275736 1840551472 3566068477 7132136954 14264273908 28528547816 57057095632