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57054054 = 2313017309
BaseRepresentation
bin1101100110100…
…1001101100110
310222100122110010
43121221031212
5104101212204
65354511050
71261644231
oct331511546
9128318403
1057054054
112a229612
1217135486
13ba880c5
147812418
15501ed89
hex3669366

57054054 has 16 divisors (see below), whose sum is σ = 114211440. Its totient is φ = 19000800.

The previous prime is 57054031. The next prime is 57054059. The reversal of 57054054 is 45045075.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (57054059) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4152 + ... + 11460.

It is an arithmetic number, because the mean of its divisors is an integer number (7138215).

Almost surely, 257054054 is an apocalyptic number.

57054054 is an abundant number, since it is smaller than the sum of its proper divisors (57157386).

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

57054054 is a wasteful number, since it uses less digits than its factorization.

57054054 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8615.

The product of its (nonzero) digits is 14000, while the sum is 30.

The square root of 57054054 is about 7553.4134005759. The cubic root of 57054054 is about 384.9717278390.

The spelling of 57054054 in words is "fifty-seven million, fifty-four thousand, fifty-four".

Divisors: 1 2 3 6 1301 2602 3903 7309 7806 14618 21927 43854 9509009 19018018 28527027 57054054