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57204610692 = 2237365302067
BaseRepresentation
bin110101010001101010…
…010001011010000100
312110122200120022111220
4311101222101122010
51414123340020232
642140205200340
74063404111435
oct652152213204
9173580508456
1057204610692
1122295569769
12b1058600b0
135518585788
142aa950d48c
15174c12942c
hexd51a91684

57204610692 has 24 divisors (see below), whose sum is σ = 135305884896. Its totient is φ = 18806995008.

The previous prime is 57204610679. The next prime is 57204610699. The reversal of 57204610692 is 29601640275.

It is not an unprimeable number, because it can be changed into a prime (57204610699) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 32650158 + ... + 32651909.

It is an arithmetic number, because the mean of its divisors is an integer number (5637745204).

Almost surely, 257204610692 is an apocalyptic number.

It is an amenable number.

57204610692 is an abundant number, since it is smaller than the sum of its proper divisors (78101274204).

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

57204610692 is a wasteful number, since it uses less digits than its factorization.

57204610692 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 65302147 (or 65302145 counting only the distinct ones).

The product of its (nonzero) digits is 181440, while the sum is 42.

The spelling of 57204610692 in words is "fifty-seven billion, two hundred four million, six hundred ten thousand, six hundred ninety-two".

Divisors: 1 2 3 4 6 12 73 146 219 292 438 876 65302067 130604134 195906201 261208268 391812402 783624804 4767050891 9534101782 14301152673 19068203564 28602305346 57204610692