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13131484 = 225236277
BaseRepresentation
bin110010000101…
…111011011100
3220201011000021
4302011323130
511330201414
61145241524
7216421132
oct62057334
926634007
1013131484
117459973
1244932a4
13294a012
141a5b752
151245c24
hexc85edc

13131484 has 12 divisors (see below), whose sum is σ = 23027704. Its totient is φ = 6552144.

The previous prime is 13131479. The next prime is 13131499. The reversal of 13131484 is 48413131.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1047 + ... + 5230.

Almost surely, 213131484 is an apocalyptic number.

It is an amenable number.

13131484 is a deficient number, since it is larger than the sum of its proper divisors (9896220).

13131484 is a wasteful number, since it uses less digits than its factorization.

13131484 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6804 (or 6802 counting only the distinct ones).

The product of its digits is 1152, while the sum is 25.

The square root of 13131484 is about 3623.7389530704. The cubic root of 13131484 is about 235.9235364658.

The spelling of 13131484 in words is "thirteen million, one hundred thirty-one thousand, four hundred eighty-four".

Divisors: 1 2 4 523 1046 2092 6277 12554 25108 3282871 6565742 13131484