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57150500232 = 23371372483077
BaseRepresentation
bin110101001110011011…
…110110110110001000
312110111220202012220210
4311032123312312020
51414021012001412
642130553321120
74062146144130
oct651633666610
9173456665823
1057150500232
1122267a70781
12b0ab7061a0
13550a2bb457
142aa2265ac0
1517474db83c
hexd4e6f6d88

57150500232 has 64 divisors (see below), whose sum is σ = 164479086720. Its totient is φ = 16209520128.

The previous prime is 57150500221. The next prime is 57150500263. The reversal of 57150500232 is 23200505175.

It is a self number, because there is not a number n which added to its sum of digits gives 57150500232.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1218523 + ... + 1264554.

It is an arithmetic number, because the mean of its divisors is an integer number (2569985730).

Almost surely, 257150500232 is an apocalyptic number.

It is an amenable number.

57150500232 is an abundant number, since it is smaller than the sum of its proper divisors (107328586488).

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

57150500232 is a wasteful number, since it uses less digits than its factorization.

57150500232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2483230 (or 2483226 counting only the distinct ones).

The product of its (nonzero) digits is 10500, while the sum is 30.

The spelling of 57150500232 in words is "fifty-seven billion, one hundred fifty million, five hundred thousand, two hundred thirty-two".

Divisors: 1 2 3 4 6 7 8 12 14 21 24 28 42 56 84 137 168 274 411 548 822 959 1096 1644 1918 2877 3288 3836 5754 7672 11508 23016 2483077 4966154 7449231 9932308 14898462 17381539 19864616 29796924 34763078 52144617 59593848 69526156 104289234 139052312 208578468 340181549 417156936 680363098 1020544647 1360726196 2041089294 2381270843 2721452392 4082178588 4762541686 7143812529 8164357176 9525083372 14287625058 19050166744 28575250116 57150500232