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13320132 = 2237158573
BaseRepresentation
bin110010110011…
…111111000100
3221001201210020
4302303333010
511402221012
61153255140
7221135130
oct62637704
927051706
1013320132
117578681
1245644b0
1329b4b47
141aaa3c0
151281a8c
hexcb3fc4

13320132 has 24 divisors (see below), whose sum is σ = 35520576. Its totient is φ = 3805728.

The previous prime is 13320113. The next prime is 13320157. The reversal of 13320132 is 23102331.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 79203 + ... + 79370.

It is an arithmetic number, because the mean of its divisors is an integer number (1480024).

Almost surely, 213320132 is an apocalyptic number.

13320132 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

13320132 is an abundant number, since it is smaller than the sum of its proper divisors (22200444).

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

13320132 is a wasteful number, since it uses less digits than its factorization.

13320132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 158587 (or 158585 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 15.

The square root of 13320132 is about 3649.6756020227. The cubic root of 13320132 is about 237.0479349000.

Adding to 13320132 its reverse (23102331), we get a palindrome (36422463).

The spelling of 13320132 in words is "thirteen million, three hundred twenty thousand, one hundred thirty-two".

Divisors: 1 2 3 4 6 7 12 14 21 28 42 84 158573 317146 475719 634292 951438 1110011 1902876 2220022 3330033 4440044 6660066 13320132