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57807808083 = 341741980979
BaseRepresentation
bin110101110101100111…
…010010011001010011
312112012201120220210000
4311311213102121103
51421342244324313
642320113541043
74114350155424
oct656547223123
9175181526700
1057807808083
1122575000903
12b253874783
1355b35307cc
142b2568964b
151785079673
hexd759d2653

57807808083 has 20 divisors (see below), whose sum is σ = 91434574440. Its totient is φ = 36271564992.

The previous prime is 57807808033. The next prime is 57807808109. The reversal of 57807808083 is 38080870875.

It is not a de Polignac number, because 57807808083 - 224 = 57791030867 is a prime.

It is not an unprimeable number, because it can be changed into a prime (57807808033) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 20989113 + ... + 20991866.

It is an arithmetic number, because the mean of its divisors is an integer number (4571728722).

Almost surely, 257807808083 is an apocalyptic number.

57807808083 is a deficient number, since it is larger than the sum of its proper divisors (33626766357).

57807808083 is a wasteful number, since it uses less digits than its factorization.

57807808083 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41981008 (or 41980999 counting only the distinct ones).

The product of its (nonzero) digits is 3010560, while the sum is 54.

The spelling of 57807808083 in words is "fifty-seven billion, eight hundred seven million, eight hundred eight thousand, eighty-three".

Divisors: 1 3 9 17 27 51 81 153 459 1377 41980979 125942937 377828811 713676643 1133486433 2141029929 3400459299 6423089787 19269269361 57807808083