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13254025 = 521513511
BaseRepresentation
bin110010100011…
…110110001001
3220221101002211
4302203312021
511343112100
61152025121
7220441321
oct62436611
926841084
1013254025
117532a44
1245321a1
132990a25
141a90281
15126c1ba
hexca3d89

13254025 has 12 divisors (see below), whose sum is σ = 16548544. Its totient is φ = 10530000.

The previous prime is 13254023. The next prime is 13254037. The reversal of 13254025 is 52045231.

13254025 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 13254025 - 21 = 13254023 is a prime.

It is a hoax number, since the sum of its digits (22) coincides with the sum of the digits of its distinct prime factors.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 13253987 and 13254005.

It is not an unprimeable number, because it can be changed into a prime (13254023) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2020 + ... + 5530.

Almost surely, 213254025 is an apocalyptic number.

It is an amenable number.

13254025 is a deficient number, since it is larger than the sum of its proper divisors (3294519).

13254025 is a wasteful number, since it uses less digits than its factorization.

13254025 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3672 (or 3667 counting only the distinct ones).

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

The square root of 13254025 is about 3640.6077789292. The cubic root of 13254025 is about 236.6551328991.

Adding to 13254025 its reverse (52045231), we get a palindrome (65299256).

The spelling of 13254025 in words is "thirteen million, two hundred fifty-four thousand, twenty-five".

Divisors: 1 5 25 151 755 3511 3775 17555 87775 530161 2650805 13254025