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11931375713 = 59389519863
BaseRepresentation
bin10110001110010101…
…00101100001100001
31010210111222200112012
423013022211201201
5143413413010323
65251534442305
7601446006635
oct130712454141
933714880465
1011931375713
115072a50194
12238b963395
131181b8823a
14812876dc5
1549c717678
hex2c72a5861

11931375713 has 8 divisors (see below), whose sum is σ = 12164817600. Its totient is φ = 11698974448.

The previous prime is 11931375707. The next prime is 11931375737. The reversal of 11931375713 is 31757313911.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 11931375713 - 28 = 11931375457 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11931375613) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 236981 + ... + 282882.

It is an arithmetic number, because the mean of its divisors is an integer number (1520602200).

Almost surely, 211931375713 is an apocalyptic number.

It is an amenable number.

11931375713 is a deficient number, since it is larger than the sum of its proper divisors (233441887).

11931375713 is an equidigital number, since it uses as much as digits as its factorization.

11931375713 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 520311.

The product of its digits is 59535, while the sum is 41.

The spelling of 11931375713 in words is "eleven billion, nine hundred thirty-one million, three hundred seventy-five thousand, seven hundred thirteen".

Divisors: 1 59 389 22951 519863 30671917 202226707 11931375713