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12561753314 = 2114313995531
BaseRepresentation
bin10111011001011110…
…10010010011100010
31012102110011012000202
423230233102103202
5201211302101224
65434253545202
7623202066335
oct135457222342
935373135022
1012561753314
115366867210
122526aa5202
13125265b936
1487248a61c
154d7c35eae
hex2ecbd24e2

12561753314 has 32 divisors (see below), whose sum is σ = 21185176320. Its totient is φ = 5536918800.

The previous prime is 12561753299. The next prime is 12561753353. The reversal of 12561753314 is 41335716521.

It is a happy 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, 83729 + ... + 179259.

It is an arithmetic number, because the mean of its divisors is an integer number (662036760).

Almost surely, 212561753314 is an apocalyptic number.

12561753314 is a deficient number, since it is larger than the sum of its proper divisors (8623423006).

12561753314 is a wasteful number, since it uses less digits than its factorization.

12561753314 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 95726.

The product of its digits is 75600, while the sum is 38.

The spelling of 12561753314 in words is "twelve billion, five hundred sixty-one million, seven hundred fifty-three thousand, three hundred fourteen".

Divisors: 1 2 11 22 43 86 139 278 473 946 1529 3058 5977 11954 65747 95531 131494 191062 1050841 2101682 4107833 8215666 13278809 26557618 45186163 90372326 146066899 292133798 570988787 1141977574 6280876657 12561753314