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13252484 = 2271313613
BaseRepresentation
bin110010100011…
…011110000100
3220221021222202
4302203132010
511343034414
61152014032
7220433660
oct62433604
926837882
1013252484
117531873
124531318
13299010b
141a8d8a0
15126b9de
hexca3784

13252484 has 24 divisors (see below), whose sum is σ = 26714688. Its totient is φ = 5634720.

The previous prime is 13252451. The next prime is 13252489. The reversal of 13252484 is 48425231.

It is a happy number.

It is a Smith number, since the sum of its digits (29) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13252489) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1862 + ... + 5474.

It is an arithmetic number, because the mean of its divisors is an integer number (1113112).

Almost surely, 213252484 is an apocalyptic number.

13252484 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

13252484 is an abundant number, since it is smaller than the sum of its proper divisors (13462204).

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

13252484 is a wasteful number, since it uses less digits than its factorization.

13252484 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3755 (or 3753 counting only the distinct ones).

The product of its digits is 7680, while the sum is 29.

The square root of 13252484 is about 3640.3961322911. The cubic root of 13252484 is about 236.6459608502.

The spelling of 13252484 in words is "thirteen million, two hundred fifty-two thousand, four hundred eighty-four".

Divisors: 1 2 4 7 14 28 131 262 524 917 1834 3613 3668 7226 14452 25291 50582 101164 473303 946606 1893212 3313121 6626242 13252484