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57380080615 = 5111380251861
BaseRepresentation
bin110101011100000111…
…101000101111100111
312111002220202002222221
4311130013220233213
51420003300034430
642205434133211
74100634431524
oct653407505747
9174086662887
1057380080615
1122375617930
12b154581207
135545a31730
142ac494814b
15175c73a57a
hexd5c1e8be7

57380080615 has 16 divisors (see below), whose sum is σ = 80893876896. Its totient is φ = 38520892800.

The previous prime is 57380080591. The next prime is 57380080627. The reversal of 57380080615 is 51608008375.

It is not a de Polignac number, because 57380080615 - 29 = 57380080103 is a prime.

It is a Duffinian number.

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, 40125216 + ... + 40126645.

It is an arithmetic number, because the mean of its divisors is an integer number (5055867306).

Almost surely, 257380080615 is an apocalyptic number.

57380080615 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

57380080615 is a deficient number, since it is larger than the sum of its proper divisors (23513796281).

57380080615 is a wasteful number, since it uses less digits than its factorization.

57380080615 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 80251890.

The product of its (nonzero) digits is 201600, while the sum is 43.

The spelling of 57380080615 in words is "fifty-seven billion, three hundred eighty million, eighty thousand, six hundred fifteen".

Divisors: 1 5 11 13 55 65 143 715 80251861 401259305 882770471 1043274193 4413852355 5216370965 11476016123 57380080615