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12631683 = 310938629
BaseRepresentation
bin110000001011…
…111010000011
3212202202102010
4300023322003
511213203213
61130424003
7212240031
oct60137203
925682363
1012631683
117148409
124292003
13280368c
14196b551
151197ac3
hexc0be83

12631683 has 8 divisors (see below), whose sum is σ = 16997200. Its totient is φ = 8343648.

The previous prime is 12631679. The next prime is 12631693. The reversal of 12631683 is 38613621.

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

It is not a de Polignac number, because 12631683 - 22 = 12631679 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 12631683.

It is not an unprimeable number, because it can be changed into a prime (12631643) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 18988 + ... + 19641.

It is an arithmetic number, because the mean of its divisors is an integer number (2124650).

Almost surely, 212631683 is an apocalyptic number.

12631683 is a deficient number, since it is larger than the sum of its proper divisors (4365517).

12631683 is a wasteful number, since it uses less digits than its factorization.

12631683 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38741.

The product of its digits is 5184, while the sum is 30.

The square root of 12631683 is about 3554.1079049460. The cubic root of 12631683 is about 232.8915543401.

The spelling of 12631683 in words is "twelve million, six hundred thirty-one thousand, six hundred eighty-three".

Divisors: 1 3 109 327 38629 115887 4210561 12631683