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12676710905 = 57973343783
BaseRepresentation
bin10111100111001011…
…10100000111111001
31012201110110122012022
423303211310013321
5201430214222110
65453521524225
7626066156555
oct136345640771
935643418168
1012676710905
115415744591
1225594a3675
13127040b691
14883852865
154e2d92755
hex2f39741f9

12676710905 has 16 divisors (see below), whose sum is σ = 15425978880. Its totient is φ = 9999108288.

The previous prime is 12676710899. The next prime is 12676710923. The reversal of 12676710905 is 50901767621.

It is a cyclic number.

It is not a de Polignac number, because 12676710905 - 218 = 12676448761 is a prime.

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, 267644 + ... + 311426.

It is an arithmetic number, because the mean of its divisors is an integer number (964123680).

Almost surely, 212676710905 is an apocalyptic number.

It is an amenable number.

12676710905 is a deficient number, since it is larger than the sum of its proper divisors (2749267975).

12676710905 is an equidigital number, since it uses as much as digits as its factorization.

12676710905 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44600.

The product of its (nonzero) digits is 158760, while the sum is 44.

The spelling of 12676710905 in words is "twelve billion, six hundred seventy-six million, seven hundred ten thousand, nine hundred five".

Divisors: 1 5 79 395 733 3665 43783 57907 218915 289535 3458857 17294285 32092939 160464695 2535342181 12676710905