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57204092 = 22116121313
BaseRepresentation
bin1101101000110…
…1110101111100
310222122021021002
43122031311330
5104121012332
65402025432
71263140531
oct332156574
9128567232
1057204092
112a321310
12171a8278
13bb0b49a
147850d88
15504e562
hex368dd7c

57204092 has 24 divisors (see below), whose sum is σ = 111003312. Its totient is φ = 25574400.

The previous prime is 57204089. The next prime is 57204157. The reversal of 57204092 is 29040275.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7973 + ... + 13340.

It is an arithmetic number, because the mean of its divisors is an integer number (4625138).

Almost surely, 257204092 is an apocalyptic number.

It is an amenable number.

57204092 is a deficient number, since it is larger than the sum of its proper divisors (53799220).

57204092 is a wasteful number, since it uses less digits than its factorization.

57204092 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21389 (or 21387 counting only the distinct ones).

The product of its (nonzero) digits is 5040, while the sum is 29.

The square root of 57204092 is about 7563.3386807679. The cubic root of 57204092 is about 385.3088924871.

The spelling of 57204092 in words is "fifty-seven million, two hundred four thousand, ninety-two".

Divisors: 1 2 4 11 22 44 61 122 244 671 1342 2684 21313 42626 85252 234443 468886 937772 1300093 2600186 5200372 14301023 28602046 57204092