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57813092 = 2237577677
BaseRepresentation
bin1101110010001…
…0100001100100
311000210012122122
43130202201210
5104300004332
65423045112
71301255201
oct334424144
9130705578
1057813092
112a6a7917
1217440798
13bc9273c
14796cca8
15511ec12
hex3722864

57813092 has 24 divisors (see below), whose sum is σ = 104241144. Its totient is φ = 28035072.

The previous prime is 57813071. The next prime is 57813101. The reversal of 57813092 is 29031875.

It can be written as a sum of positive squares in 4 ways, for example, as 54405376 + 3407716 = 7376^2 + 1846^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 85058 + ... + 85734.

It is an arithmetic number, because the mean of its divisors is an integer number (4343381).

Almost surely, 257813092 is an apocalyptic number.

It is an amenable number.

57813092 is a deficient number, since it is larger than the sum of its proper divisors (46428052).

57813092 is a wasteful number, since it uses less digits than its factorization.

57813092 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1295 (or 1293 counting only the distinct ones).

The product of its (nonzero) digits is 15120, while the sum is 35.

The square root of 57813092 is about 7603.4920924533. The cubic root of 57813092 is about 386.6714132724.

The spelling of 57813092 in words is "fifty-seven million, eight hundred thirteen thousand, ninety-two".

Divisors: 1 2 4 37 74 148 577 677 1154 1354 2308 2708 21349 25049 42698 50098 85396 100196 390629 781258 1562516 14453273 28906546 57813092