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57310364012 = 22112196232097
BaseRepresentation
bin110101010111111101…
…101100000101101100
312110221001120010210112
4311113331230011230
51414332423122022
642154503555152
74066130025236
oct652775540554
9173831503715
1057310364012
112233a22a800
12b13515bab8
135534461bc5
142ab959b256
1517565688e2
hexd57f6c16c

57310364012 has 36 divisors (see below), whose sum is σ = 116041664760. Its totient is φ = 24679100160.

The previous prime is 57310363997. The next prime is 57310364141. The reversal of 57310364012 is 21046301375.

It is a super-2 number, since 2×573103640122 (a number of 22 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 57310364012.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3106853 + ... + 3125244.

Almost surely, 257310364012 is an apocalyptic number.

It is an amenable number.

57310364012 is an abundant number, since it is smaller than the sum of its proper divisors (58731300748).

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

57310364012 is a wasteful number, since it uses less digits than its factorization.

57310364012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6232142 (or 6232129 counting only the distinct ones).

The product of its (nonzero) digits is 15120, while the sum is 32.

Adding to 57310364012 its reverse (21046301375), we get a palindrome (78356665387).

The spelling of 57310364012 in words is "fifty-seven billion, three hundred ten million, three hundred sixty-four thousand, twelve".

Divisors: 1 2 4 11 19 22 38 44 76 121 209 242 418 484 836 2299 4598 9196 6232097 12464194 24928388 68553067 118409843 137106134 236819686 274212268 473639372 754083737 1302508273 1508167474 2605016546 3016334948 5210033092 14327591003 28655182006 57310364012