Base | Representation |
---|---|
bin | 110100101101… |
… | …110010010001 |
3 | 222000002010202 |
4 | 310231302101 |
5 | 12014202100 |
6 | 1212104545 |
7 | 225313463 |
oct | 64556221 |
9 | 28002122 |
10 | 13819025 |
11 | 7889490 |
12 | 4765155 |
13 | 2b2ac4c |
14 | 1b9a133 |
15 | 132e7d5 |
hex | d2dc91 |
13819025 has 24 divisors (see below), whose sum is σ = 19308288. Its totient is φ = 9720000.
The previous prime is 13819007. The next prime is 13819033. The reversal of 13819025 is 52091831.
13819025 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 13819025 - 28 = 13818769 is a prime.
It is an unprimeable number.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 7715 + ... + 9335.
It is an arithmetic number, because the mean of its divisors is an integer number (804512).
Almost surely, 213819025 is an apocalyptic number.
It is an amenable number.
13819025 is a deficient number, since it is larger than the sum of its proper divisors (5489263).
13819025 is a wasteful number, since it uses less digits than its factorization.
13819025 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1673 (or 1668 counting only the distinct ones).
The product of its (nonzero) digits is 2160, while the sum is 29.
The square root of 13819025 is about 3717.3949211780. The cubic root of 13819025 is about 239.9712060363.
The spelling of 13819025 in words is "thirteen million, eight hundred nineteen thousand, twenty-five".
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