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13313742 = 2313170689
BaseRepresentation
bin110010110010…
…011011001110
3221001102000120
4302302123032
511402014432
61153205410
7221110401
oct62623316
927042016
1013313742
1175738a2
124560866
1329b1c70
141aa7d38
15127ec2c
hexcb26ce

13313742 has 16 divisors (see below), whose sum is σ = 28675920. Its totient is φ = 4096512.

The previous prime is 13313731. The next prime is 13313743. The reversal of 13313742 is 24731331.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13313743) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 85267 + ... + 85422.

It is an arithmetic number, because the mean of its divisors is an integer number (1792245).

Almost surely, 213313742 is an apocalyptic number.

13313742 is an abundant number, since it is smaller than the sum of its proper divisors (15362178).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

13313742 is a wasteful number, since it uses less digits than its factorization.

13313742 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 170707.

The product of its digits is 1512, while the sum is 24.

The square root of 13313742 is about 3648.8000767376. The cubic root of 13313742 is about 237.0100228986.

The spelling of 13313742 in words is "thirteen million, three hundred thirteen thousand, seven hundred forty-two".

Divisors: 1 2 3 6 13 26 39 78 170689 341378 512067 1024134 2218957 4437914 6656871 13313742