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13025132 = 2215972039
BaseRepresentation
bin110001101011…
…111101101100
3220111202010022
4301223331230
511313301012
61143101312
7215466101
oct61537554
926452108
1013025132
117396a7a
124441838
1329107a3
141a30aa8
151224472
hexc6bf6c

13025132 has 12 divisors (see below), whose sum is σ = 22819440. Its totient is φ = 6505296.

The previous prime is 13025123. The next prime is 13025137. The reversal of 13025132 is 23152031.

It is a self number, because there is not a number n which added to its sum of digits gives 13025132.

It is not an unprimeable number, because it can be changed into a prime (13025137) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5369 + ... + 7407.

It is an arithmetic number, because the mean of its divisors is an integer number (1901620).

Almost surely, 213025132 is an apocalyptic number.

It is an amenable number.

13025132 is a deficient number, since it is larger than the sum of its proper divisors (9794308).

13025132 is a wasteful number, since it uses less digits than its factorization.

13025132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3640 (or 3638 counting only the distinct ones).

The product of its (nonzero) digits is 180, while the sum is 17.

The square root of 13025132 is about 3609.0347740081. The cubic root of 13025132 is about 235.2848936531.

Adding to 13025132 its reverse (23152031), we get a palindrome (36177163).

The spelling of 13025132 in words is "thirteen million, twenty-five thousand, one hundred thirty-two".

Divisors: 1 2 4 1597 2039 3194 4078 6388 8156 3256283 6512566 13025132