Base | Representation |
---|---|
bin | 110011111111… |
… | …100111100101 |
3 | 221122110202001 |
4 | 303333213211 |
5 | 11442124200 |
6 | 1204045301 |
7 | 223565251 |
oct | 63774745 |
9 | 27573661 |
10 | 13629925 |
11 | 776a401 |
12 | 4693831 |
13 | 2a92b5a |
14 | 1b4b261 |
15 | 12e376a |
hex | cff9e5 |
13629925 has 24 divisors (see below), whose sum is σ = 17895680. Its totient is φ = 10281600.
The previous prime is 13629919. The next prime is 13629929. The reversal of 13629925 is 52992631.
It is not a de Polignac number, because 13629925 - 217 = 13498853 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (13629929) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 33121 + ... + 33529.
Almost surely, 213629925 is an apocalyptic number.
It is an amenable number.
13629925 is a deficient number, since it is larger than the sum of its proper divisors (4265755).
13629925 is a wasteful number, since it uses less digits than its factorization.
13629925 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 493 (or 488 counting only the distinct ones).
The product of its digits is 29160, while the sum is 37.
The square root of 13629925 is about 3691.8728309626. The cubic root of 13629925 is about 238.8715835871.
The spelling of 13629925 in words is "thirteen million, six hundred twenty-nine thousand, nine hundred twenty-five".
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