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12313635085 = 53179442807
BaseRepresentation
bin10110111011111001…
…10010100100001101
31011210011021110210201
423131330302210031
5200204242310320
65353511533501
7614100112513
oct133574624415
934704243721
1012313635085
1152497a9324
12247798a291
13121312790b
1484b5404b3
154c107470a
hex2ddf3290d

12313635085 has 8 divisors (see below), whose sum is σ = 15253019136. Its totient is φ = 9533136720.

The previous prime is 12313635071. The next prime is 12313635091. The reversal of 12313635085 is 58053631321.

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

It is not a de Polignac number, because 12313635085 - 25 = 12313635053 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 39721249 + ... + 39721558.

It is an arithmetic number, because the mean of its divisors is an integer number (1906627392).

Almost surely, 212313635085 is an apocalyptic number.

It is an amenable number.

12313635085 is a deficient number, since it is larger than the sum of its proper divisors (2939384051).

12313635085 is an equidigital number, since it uses as much as digits as its factorization.

12313635085 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 79442843.

The product of its (nonzero) digits is 64800, while the sum is 37.

The spelling of 12313635085 in words is "twelve billion, three hundred thirteen million, six hundred thirty-five thousand, eighty-five".

Divisors: 1 5 31 155 79442807 397214035 2462727017 12313635085