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13115364 = 22317239269
BaseRepresentation
bin110010000001…
…111111100100
3220200022220020
4302001333210
511324142424
61145035140
7216323133
oct62017744
926608806
1013115364
117448849
124485ab0
132942892
141a5591a
151241079
hexc81fe4

13115364 has 48 divisors (see below), whose sum is σ = 32659200. Its totient is φ = 4082176.

The previous prime is 13115363. The next prime is 13115369. The reversal of 13115364 is 46351131.

13115364 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (13115363) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 48622 + ... + 48890.

It is an arithmetic number, because the mean of its divisors is an integer number (680400).

Almost surely, 213115364 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 13115364, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (16329600).

13115364 is an abundant number, since it is smaller than the sum of its proper divisors (19543836).

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

13115364 is a wasteful number, since it uses less digits than its factorization.

13115364 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 532 (or 530 counting only the distinct ones).

The product of its digits is 1080, while the sum is 24.

The square root of 13115364 is about 3621.5140480191. The cubic root of 13115364 is about 235.8269582808.

Adding to 13115364 its reverse (46351131), we get a palindrome (59466495).

The spelling of 13115364 in words is "thirteen million, one hundred fifteen thousand, three hundred sixty-four".

Divisors: 1 2 3 4 6 12 17 34 51 68 102 204 239 269 478 538 717 807 956 1076 1434 1614 2868 3228 4063 4573 8126 9146 12189 13719 16252 18292 24378 27438 48756 54876 64291 128582 192873 257164 385746 771492 1092947 2185894 3278841 4371788 6557682 13115364