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51106060115 = 5112932041417
BaseRepresentation
bin101111100110001010…
…001001011101010011
311212220200001211212022
4233212022021131103
51314131122410430
635251112122055
73456312225545
oct574612113523
9155820054768
1051106060115
111a746047420
129aa339632b
134a85c62b76
14268b5a9695
1514e1a264e5
hexbe6289753

51106060115 has 16 divisors (see below), whose sum is σ = 69209462880. Its totient is φ = 35886385920.

The previous prime is 51106060069. The next prime is 51106060157.

51106060115 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 51106060115 - 28 = 51106059859 is a prime.

It is a super-2 number, since 2×511060601152 (a number of 22 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 16019114 + ... + 16022303.

It is an arithmetic number, because the mean of its divisors is an integer number (4325591430).

Almost surely, 251106060115 is an apocalyptic number.

51106060115 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

51106060115 is a deficient number, since it is larger than the sum of its proper divisors (18103402765).

51106060115 is a wasteful number, since it uses less digits than its factorization.

51106060115 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32041462.

The product of its (nonzero) digits is 900, while the sum is 26.

It can be divided in two parts, 511060 and 60115, that added together give a palindrome (571175).

The spelling of 51106060115 in words is "fifty-one billion, one hundred six million, sixty thousand, one hundred fifteen".

Divisors: 1 5 11 29 55 145 319 1595 32041417 160207085 352455587 929201093 1762277935 4646005465 10221212023 51106060115