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12393716705 = 559160926111
BaseRepresentation
bin10111000101011100…
…10001101111100001
31011222201222001010122
423202232101233201
5200340242413310
65405452210025
7616061565566
oct134256215741
934881861118
1012393716705
11528aa25887
12249a769915
1312268b61a6
1485802886d
154c80e2555
hex2e2b91be1

12393716705 has 16 divisors (see below), whose sum is σ = 15134515200. Its totient is φ = 9740492160.

The previous prime is 12393716651. The next prime is 12393716711. The reversal of 12393716705 is 50761739321.

It is not a de Polignac number, because 12393716705 - 212 = 12393712609 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, 461600 + ... + 487710.

It is an arithmetic number, because the mean of its divisors is an integer number (945907200).

Almost surely, 212393716705 is an apocalyptic number.

It is an amenable number.

12393716705 is a deficient number, since it is larger than the sum of its proper divisors (2740798495).

12393716705 is a wasteful number, since it uses less digits than its factorization.

12393716705 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27784.

The product of its (nonzero) digits is 238140, while the sum is 44.

The spelling of 12393716705 in words is "twelve billion, three hundred ninety-three million, seven hundred sixteen thousand, seven hundred five".

Divisors: 1 5 59 295 1609 8045 26111 94931 130555 474655 1540549 7702745 42012599 210062995 2478743341 12393716705