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57064054 = 229983863
BaseRepresentation
bin1101100110101…
…1101001110110
310222101011011111
43121223221312
5104102022204
65355025234
71262015335
oct331535166
9128334144
1057064054
112a236083
121713b21a
13ba8c818
147815d1c
155022d04
hex366ba76

57064054 has 8 divisors (see below), whose sum is σ = 88547760. Its totient is φ = 27548136.

The previous prime is 57064043. The next prime is 57064057. The reversal of 57064054 is 45046075.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (57064057) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 491874 + ... + 491989.

It is an arithmetic number, because the mean of its divisors is an integer number (11068470).

Almost surely, 257064054 is an apocalyptic number.

57064054 is a deficient number, since it is larger than the sum of its proper divisors (31483706).

57064054 is a wasteful number, since it uses less digits than its factorization.

57064054 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 983894.

The product of its (nonzero) digits is 16800, while the sum is 31.

The square root of 57064054 is about 7554.0753239559. The cubic root of 57064054 is about 384.9942181625.

The spelling of 57064054 in words is "fifty-seven million, sixty-four thousand, fifty-four".

Divisors: 1 2 29 58 983863 1967726 28532027 57064054