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57024044 = 22721126449
BaseRepresentation
bin1101100110000…
…1111000101100
310222022010021122
43121201320230
5104044232134
65354120112
71261460600
oct331417054
9128263248
1057024044
112a209010
1217120038
13ba7754c
147805500
15501602e
hex3661e2c

57024044 has 36 divisors (see below), whose sum is σ = 126642600. Its totient is φ = 22216320.

The previous prime is 57024043. The next prime is 57024059. The reversal of 57024044 is 44042075.

57024044 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×570240442 = 6503483188227872, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (57024041) by changing a digit.

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 11 ways as a sum of consecutive naturals, for example, 11069 + ... + 15380.

It is an arithmetic number, because the mean of its divisors is an integer number (3517850).

Almost surely, 257024044 is an apocalyptic number.

It is an amenable number.

57024044 is an abundant number, since it is smaller than the sum of its proper divisors (69618556).

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

57024044 is a wasteful number, since it uses less digits than its factorization.

57024044 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26478 (or 26469 counting only the distinct ones).

The product of its (nonzero) digits is 4480, while the sum is 26.

The square root of 57024044 is about 7551.4266201824. The cubic root of 57024044 is about 384.9042185974.

The spelling of 57024044 in words is "fifty-seven million, twenty-four thousand, forty-four".

Divisors: 1 2 4 7 11 14 22 28 44 49 77 98 154 196 308 539 1078 2156 26449 52898 105796 185143 290939 370286 581878 740572 1163756 1296001 2036573 2592002 4073146 5184004 8146292 14256011 28512022 57024044