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13252252 = 2213318221
BaseRepresentation
bin110010100011…
…011010011100
3220221021200011
4302203122130
511343033002
61152013004
7220433206
oct62433234
926837604
1013252252
117531682
124531164
13298cc90
141a8d776
15126b8d7
hexca369c

13252252 has 24 divisors (see below), whose sum is σ = 25784192. Its totient is φ = 5918400.

The previous prime is 13252243. The next prime is 13252259. The reversal of 13252252 is 25225231.

13252252 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13252259) 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, 2499 + ... + 5722.

Almost surely, 213252252 is an apocalyptic number.

It is an amenable number.

13252252 is a deficient number, since it is larger than the sum of its proper divisors (12531940).

13252252 is a wasteful number, since it uses less digits than its factorization.

13252252 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8269 (or 8267 counting only the distinct ones).

The product of its digits is 1200, while the sum is 22.

The square root of 13252252 is about 3640.3642674875. The cubic root of 13252252 is about 236.6445799221.

Adding to 13252252 its reverse (25225231), we get a palindrome (38477483).

The spelling of 13252252 in words is "thirteen million, two hundred fifty-two thousand, two hundred fifty-two".

Divisors: 1 2 4 13 26 31 52 62 124 403 806 1612 8221 16442 32884 106873 213746 254851 427492 509702 1019404 3313063 6626126 13252252