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12407298393 = 373715968209
BaseRepresentation
bin10111000111000100…
…00101100101011001
31012000200112001201010
423203202011211121
5200402232022033
65411055244133
7616315203420
oct134342054531
935020461633
1012407298393
115297661a16
1224a3219649
1312296600a9
14859b622b7
154c93c6863
hex2e3885959

12407298393 has 16 divisors (see below), whose sum is σ = 19417343360. Its totient is φ = 6898265856.

The previous prime is 12407298301. The next prime is 12407298427. The reversal of 12407298393 is 39389270421.

It is not a de Polignac number, because 12407298393 - 218 = 12407036249 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12407297393) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7983328 + ... + 7984881.

It is an arithmetic number, because the mean of its divisors is an integer number (1213583960).

Almost surely, 212407298393 is an apocalyptic number.

It is an amenable number.

12407298393 is a deficient number, since it is larger than the sum of its proper divisors (7010044967).

12407298393 is a wasteful number, since it uses less digits than its factorization.

12407298393 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15968256.

The product of its (nonzero) digits is 653184, while the sum is 48.

The spelling of 12407298393 in words is "twelve billion, four hundred seven million, two hundred ninety-eight thousand, three hundred ninety-three".

Divisors: 1 3 7 21 37 111 259 777 15968209 47904627 111777463 335332389 590823733 1772471199 4135766131 12407298393