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57974084 = 22711091867
BaseRepresentation
bin1101110100100…
…1110101000100
311001002101111022
43131021311010
5104320132314
65430330312
71302525440
oct335116504
9131071438
1057974084
112a7a7873
12174b9998
13c01aabc
1479b1820
15515278e
hex3749d44

57974084 has 24 divisors (see below), whose sum is σ = 116114880. Its totient is φ = 24810336.

The previous prime is 57974057. The next prime is 57974093. The reversal of 57974084 is 48047975.

57974084 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Smith number, since the sum of its digits (44) coincides with the sum of the digits of its prime factors.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 30119 + ... + 31985.

It is an arithmetic number, because the mean of its divisors is an integer number (4838120).

Almost surely, 257974084 is an apocalyptic number.

It is an amenable number.

57974084 is an abundant number, since it is smaller than the sum of its proper divisors (58140796).

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

57974084 is a wasteful number, since it uses less digits than its factorization.

57974084 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2987 (or 2985 counting only the distinct ones).

The product of its (nonzero) digits is 282240, while the sum is 44.

The square root of 57974084 is about 7614.0714469986. The cubic root of 57974084 is about 387.0300016580.

The spelling of 57974084 in words is "fifty-seven million, nine hundred seventy-four thousand, eighty-four".

Divisors: 1 2 4 7 14 28 1109 1867 2218 3734 4436 7468 7763 13069 15526 26138 31052 52276 2070503 4141006 8282012 14493521 28987042 57974084