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57883540488 = 2332579384491
BaseRepresentation
bin110101111010001000…
…001011110000001000
312112102000002112002220
4311322020023300020
51422021141243423
642331421054040
74116256655544
oct657210136010
9175360075086
1057883540488
1122603827774
12b2750b7320
1355c6128597
142b31760a24
15178ba389e3
hexd7a20bc08

57883540488 has 32 divisors (see below), whose sum is σ = 145271936160. Its totient is φ = 19219435520.

The previous prime is 57883540487. The next prime is 57883540501. The reversal of 57883540488 is 88404538875.

It is not an unprimeable number, because it can be changed into a prime (57883540487) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4686078 + ... + 4698413.

It is an arithmetic number, because the mean of its divisors is an integer number (4539748005).

Almost surely, 257883540488 is an apocalyptic number.

It is an amenable number.

57883540488 is an abundant number, since it is smaller than the sum of its proper divisors (87388395672).

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

57883540488 is a wasteful number, since it uses less digits than its factorization.

57883540488 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9384757 (or 9384753 counting only the distinct ones).

The product of its (nonzero) digits is 34406400, while the sum is 60.

The spelling of 57883540488 in words is "fifty-seven billion, eight hundred eighty-three million, five hundred forty thousand, four hundred eighty-eight".

Divisors: 1 2 3 4 6 8 12 24 257 514 771 1028 1542 2056 3084 6168 9384491 18768982 28153473 37537964 56306946 75075928 112613892 225227784 2411814187 4823628374 7235442561 9647256748 14470885122 19294513496 28941770244 57883540488