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53715131146 = 2311427607129
BaseRepresentation
bin110010000001101010…
…111101101100001010
312010122111111101110201
4302001222331230022
51340002033144041
640402033402414
73611053036615
oct620152755412
9163574441421
1053715131146
1120864878076
12a4b110940a
1350b0660891
142857ccd17c
1515e5ae9631
hexc81abdb0a

53715131146 has 16 divisors (see below), whose sum is σ = 83230237440. Its totient is φ = 25972935840.

The previous prime is 53715131143. The next prime is 53715131147. The reversal of 53715131146 is 64113151735.

It is not an unprimeable number, because it can be changed into a prime (53715131143) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 215091 + ... + 392038.

It is an arithmetic number, because the mean of its divisors is an integer number (5201889840).

Almost surely, 253715131146 is an apocalyptic number.

53715131146 is a deficient number, since it is larger than the sum of its proper divisors (29515106294).

53715131146 is a wasteful number, since it uses less digits than its factorization.

53715131146 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 608589.

The product of its digits is 37800, while the sum is 37.

The spelling of 53715131146 in words is "fifty-three billion, seven hundred fifteen million, one hundred thirty-one thousand, one hundred forty-six".

Divisors: 1 2 31 62 1427 2854 44237 88474 607129 1214258 18820999 37641998 866373083 1732746166 26857565573 53715131146