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13927325 = 52557093
BaseRepresentation
bin110101001000…
…001110011101
3222012120200212
4311020032131
512031133300
61214302205
7226244306
oct65101635
928176625
1013927325
117952895
1247b7965
132b68329
141bc77ad
151351935
hexd4839d

13927325 has 6 divisors (see below), whose sum is σ = 17269914. Its totient is φ = 11141840.

The previous prime is 13927307. The next prime is 13927373. The reversal of 13927325 is 52372931.

13927325 is digitally balanced in base 2, 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 3024121 + 10903204 = 1739^2 + 3302^2 .

It is not a de Polignac number, because 13927325 - 212 = 13923229 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 13927291 and 13927300.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 278522 + ... + 278571.

It is an arithmetic number, because the mean of its divisors is an integer number (2878319).

Almost surely, 213927325 is an apocalyptic number.

It is an amenable number.

13927325 is a deficient number, since it is larger than the sum of its proper divisors (3342589).

13927325 is an equidigital number, since it uses as much as digits as its factorization.

13927325 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 557103 (or 557098 counting only the distinct ones).

The product of its digits is 11340, while the sum is 32.

The square root of 13927325 is about 3731.9331451675. The cubic root of 13927325 is about 240.5964620116.

The spelling of 13927325 in words is "thirteen million, nine hundred twenty-seven thousand, three hundred twenty-five".

Divisors: 1 5 25 557093 2785465 13927325