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13242325 = 52529693
BaseRepresentation
bin110010100000…
…111111010101
3220220210001111
4302200333111
511342223300
61151455021
7220362235
oct62407725
926823044
1013242325
117525178
124527471
1329885c5
141a89cc5
1512689ba
hexca0fd5

13242325 has 6 divisors (see below), whose sum is σ = 16420514. Its totient is φ = 10593840.

The previous prime is 13242293. The next prime is 13242329. The reversal of 13242325 is 52324231.

13242325 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 3 ways, for example, as 4 + 13242321 = 2^2 + 3639^2 .

It is not a de Polignac number, because 13242325 - 25 = 13242293 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 13242296 and 13242305.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13242329) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 264822 + ... + 264871.

Almost surely, 213242325 is an apocalyptic number.

It is an amenable number.

13242325 is a deficient number, since it is larger than the sum of its proper divisors (3178189).

13242325 is an equidigital number, since it uses as much as digits as its factorization.

13242325 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 529703 (or 529698 counting only the distinct ones).

The product of its digits is 1440, while the sum is 22.

The square root of 13242325 is about 3639.0005496015. Note that the first 3 decimals coincide. The cubic root of 13242325 is about 236.5854765697.

Adding to 13242325 its reverse (52324231), we get a palindrome (65566556).

The spelling of 13242325 in words is "thirteen million, two hundred forty-two thousand, three hundred twenty-five".

Divisors: 1 5 25 529693 2648465 13242325