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13496631 = 319236783
BaseRepresentation
bin110011011111…
…000100110111
3221101200220020
4303133010313
511423343011
61201140223
7222501531
oct63370467
927350806
1013496631
117689245
12462a673
132a47295
141b14851
1512b9006
hexcdf137

13496631 has 8 divisors (see below), whose sum is σ = 18942720. Its totient is φ = 8524152.

The previous prime is 13496617. The next prime is 13496647. The reversal of 13496631 is 13669431.

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

It is not a de Polignac number, because 13496631 - 217 = 13365559 is a prime.

It is a super-2 number, since 2×134966312 = 364318096700322, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 13496592 and 13496601.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13496611) 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, 118335 + ... + 118448.

It is an arithmetic number, because the mean of its divisors is an integer number (2367840).

Almost surely, 213496631 is an apocalyptic number.

13496631 is the 2324-th centered pentagonal number.

13496631 is a deficient number, since it is larger than the sum of its proper divisors (5446089).

13496631 is a wasteful number, since it uses less digits than its factorization.

13496631 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 236805.

The product of its digits is 11664, while the sum is 33.

The square root of 13496631 is about 3673.7761227380. The cubic root of 13496631 is about 238.0903489098.

The spelling of 13496631 in words is "thirteen million, four hundred ninety-six thousand, six hundred thirty-one".

Divisors: 1 3 19 57 236783 710349 4498877 13496631