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57583083540 = 22351019502159
BaseRepresentation
bin110101101000001110…
…000010000000010100
312111122001201201122210
4311220032002000110
51420412232133130
642241525153420
74105651064013
oct655016020024
9174561651583
1057583083540
112246a170a44
12b1b055b870
135578aca7c8
142b038aca7a
1517704895b0
hexd68382014

57583083540 has 48 divisors (see below), whose sum is σ = 162829013760. Its totient is φ = 15203452800.

The previous prime is 57583083527. The next prime is 57583083557. The reversal of 57583083540 is 4538038575.

It is a self number, because there is not a number n which added to its sum of digits gives 57583083540.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4745020 + ... + 4757139.

It is an arithmetic number, because the mean of its divisors is an integer number (3392271120).

Almost surely, 257583083540 is an apocalyptic number.

It is an amenable number.

57583083540 is an abundant number, since it is smaller than the sum of its proper divisors (105245930220).

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

57583083540 is a wasteful number, since it uses less digits than its factorization.

57583083540 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9502272 (or 9502270 counting only the distinct ones).

The product of its (nonzero) digits is 2016000, while the sum is 48.

The spelling of 57583083540 in words is "fifty-seven billion, five hundred eighty-three million, eighty-three thousand, five hundred forty".

Divisors: 1 2 3 4 5 6 10 12 15 20 30 60 101 202 303 404 505 606 1010 1212 1515 2020 3030 6060 9502159 19004318 28506477 38008636 47510795 57012954 95021590 114025908 142532385 190043180 285064770 570129540 959718059 1919436118 2879154177 3838872236 4798590295 5758308354 9597180590 11516616708 14395770885 19194361180 28791541770 57583083540