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57152156 = 22291313761
BaseRepresentation
bin1101101000000…
…1001010011100
310222112122000112
43122001022130
5104112332111
65400545152
71262533235
oct332011234
9128478015
1057152156
112a296296
12171821b8
13bac0959
14783a08c
15503de8b
hex368129c

57152156 has 24 divisors (see below), whose sum is σ = 104282640. Its totient is φ = 27372800.

The previous prime is 57152149. The next prime is 57152177. The reversal of 57152156 is 65125175.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13316 + ... + 17076.

It is an arithmetic number, because the mean of its divisors is an integer number (4345110).

Almost surely, 257152156 is an apocalyptic number.

It is an amenable number.

57152156 is a deficient number, since it is larger than the sum of its proper divisors (47130484).

57152156 is a wasteful number, since it uses less digits than its factorization.

57152156 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3925 (or 3923 counting only the distinct ones).

The product of its digits is 10500, while the sum is 32.

The square root of 57152156 is about 7559.9044967513. The cubic root of 57152156 is about 385.1922489559.

The spelling of 57152156 in words is "fifty-seven million, one hundred fifty-two thousand, one hundred fifty-six".

Divisors: 1 2 4 29 58 116 131 262 524 3761 3799 7522 7598 15044 15196 109069 218138 436276 492691 985382 1970764 14288039 28576078 57152156