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57663054 = 2323203503
BaseRepresentation
bin1101101111110…
…1111001001110
311000111120211200
43123331321032
5104230204204
65415530330
71300061601
oct333757116
9130446750
1057663054
112a605119
12173899a6
13bc3c367
147930338
1550e0539
hex36fde4e

57663054 has 12 divisors (see below), whose sum is σ = 124936656. Its totient is φ = 19221012.

The previous prime is 57663041. The next prime is 57663061. The reversal of 57663054 is 45036675.

57663054 is a `hidden beast` number, since 576 + 6 + 30 + 54 = 666.

It is a congruent number.

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, 1601734 + ... + 1601769.

It is an arithmetic number, because the mean of its divisors is an integer number (10411388).

Almost surely, 257663054 is an apocalyptic number.

57663054 is an abundant number, since it is smaller than the sum of its proper divisors (67273602).

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

57663054 is a wasteful number, since it uses less digits than its factorization.

57663054 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3203511 (or 3203508 counting only the distinct ones).

The product of its (nonzero) digits is 75600, while the sum is 36.

The square root of 57663054 is about 7593.6192951714. The cubic root of 57663054 is about 386.3366236734.

The spelling of 57663054 in words is "fifty-seven million, six hundred sixty-three thousand, fifty-four".

Divisors: 1 2 3 6 9 18 3203503 6407006 9610509 19221018 28831527 57663054