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57314312 = 2311259209
BaseRepresentation
bin1101101010100…
…0110000001000
310222211212110022
43122220300020
5104133024222
65404240012
71264110056
oct332506010
9128755408
1057314312
112a397100
1217240008
13bb496c3
14787d1d6
155072042
hex36a8c08

57314312 has 24 divisors (see below), whose sum is σ = 118123950. Its totient is φ = 26051520.

The previous prime is 57314303. The next prime is 57314333. The reversal of 57314312 is 21341375.

It can be written as a sum of positive squares in only one way, i.e., 47416996 + 9897316 = 6886^2 + 3146^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 28637 + ... + 30572.

Almost surely, 257314312 is an apocalyptic number.

It is an amenable number.

57314312 is an abundant number, since it is smaller than the sum of its proper divisors (60809638).

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

57314312 is a wasteful number, since it uses less digits than its factorization.

57314312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 59237 (or 59222 counting only the distinct ones).

The product of its digits is 2520, while the sum is 26.

The square root of 57314312 is about 7570.6216389409. The cubic root of 57314312 is about 385.5562028790.

Adding to 57314312 its reverse (21341375), we get a palindrome (78655687).

The spelling of 57314312 in words is "fifty-seven million, three hundred fourteen thousand, three hundred twelve".

Divisors: 1 2 4 8 11 22 44 88 121 242 484 968 59209 118418 236836 473672 651299 1302598 2605196 5210392 7164289 14328578 28657156 57314312