Search a number
-
+
57825234 = 232131137179
BaseRepresentation
bin1101110010010…
…1011111010010
311000210211022100
43130211133102
5104300401414
65423221230
71301335455
oct334453722
9130724270
1057825234
112a705a55
1217447816
13bc9811c
14797349c
155123609
hex37257d2

57825234 has 48 divisors (see below), whose sum is σ = 127876320. Its totient is φ = 18882240.

The previous prime is 57825223. The next prime is 57825281. The reversal of 57825234 is 43252875.

57825234 is a `hidden beast` number, since 57 + 82 + 523 + 4 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 322957 + ... + 323135.

It is an arithmetic number, because the mean of its divisors is an integer number (2664090).

Almost surely, 257825234 is an apocalyptic number.

57825234 is an abundant number, since it is smaller than the sum of its proper divisors (70051086).

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

57825234 is a wasteful number, since it uses less digits than its factorization.

57825234 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 455 (or 452 counting only the distinct ones).

The product of its digits is 67200, while the sum is 36.

The square root of 57825234 is about 7604.2904994483. The cubic root of 57825234 is about 386.6984811648.

The spelling of 57825234 in words is "fifty-seven million, eight hundred twenty-five thousand, two hundred thirty-four".

Divisors: 1 2 3 6 9 18 131 137 179 262 274 358 393 411 537 786 822 1074 1179 1233 1611 2358 2466 3222 17947 23449 24523 35894 46898 49046 53841 70347 73569 107682 140694 147138 161523 211041 220707 323046 422082 441414 3212513 6425026 9637539 19275078 28912617 57825234