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57053364 = 2234754447
BaseRepresentation
bin1101100110100…
…1000010110100
310222100121111120
43121221002310
5104101201424
65354503540
71261642224
oct331510264
9128317446
1057053364
112a229045
1217134bb0
13ba879b4
147812084
15501ea79
hex36690b4

57053364 has 12 divisors (see below), whose sum is σ = 133124544. Its totient is φ = 19017784.

The previous prime is 57053351. The next prime is 57053383. The reversal of 57053364 is 46335075.

It is a tau number, because it is divible by the number of its divisors (12).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2377212 + ... + 2377235.

It is an arithmetic number, because the mean of its divisors is an integer number (11093712).

Almost surely, 257053364 is an apocalyptic number.

It is an amenable number.

57053364 is an abundant number, since it is smaller than the sum of its proper divisors (76071180).

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

57053364 is a wasteful number, since it uses less digits than its factorization.

57053364 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4754454 (or 4754452 counting only the distinct ones).

The product of its (nonzero) digits is 37800, while the sum is 33.

The square root of 57053364 is about 7553.3677257234. The cubic root of 57053364 is about 384.9701759098.

The spelling of 57053364 in words is "fifty-seven million, fifty-three thousand, three hundred sixty-four".

Divisors: 1 2 3 4 6 12 4754447 9508894 14263341 19017788 28526682 57053364