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57316444 = 2234674133
BaseRepresentation
bin1101101010100…
…1010001011100
310222211222101021
43122221101130
5104133111234
65404253524
71264116223
oct332512134
9128758337
1057316444
112a398769
12172412a4
13bb4a673
14787dcba
1550729b4
hex36a945c

57316444 has 12 divisors (see below), whose sum is σ = 100356984. Its totient is φ = 28643024.

The previous prime is 57316439. The next prime is 57316459. The reversal of 57316444 is 44461375.

57316444 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

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 3 ways as a sum of consecutive naturals, for example, 11802 + ... + 15934.

It is an arithmetic number, because the mean of its divisors is an integer number (8363082).

Almost surely, 257316444 is an apocalyptic number.

It is an amenable number.

57316444 is a deficient number, since it is larger than the sum of its proper divisors (43040540).

57316444 is a wasteful number, since it uses less digits than its factorization.

57316444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7604 (or 7602 counting only the distinct ones).

The product of its digits is 40320, while the sum is 34.

The square root of 57316444 is about 7570.7624450910. The cubic root of 57316444 is about 385.5609835095.

The spelling of 57316444 in words is "fifty-seven million, three hundred sixteen thousand, four hundred forty-four".

Divisors: 1 2 4 3467 4133 6934 8266 13868 16532 14329111 28658222 57316444