Base | Representation |
---|---|
bin | 110101000000… |
… | …010111101000 |
3 | 222010221112222 |
4 | 311000113220 |
5 | 12024121034 |
6 | 1213453212 |
7 | 226051424 |
oct | 65002750 |
9 | 28127488 |
10 | 13895144 |
11 | 793069a |
12 | 47a1208 |
13 | 2b567a3 |
14 | 1bb9b84 |
15 | 134712e |
hex | d405e8 |
13895144 has 16 divisors (see below), whose sum is σ = 26230500. Its totient is φ = 6900352.
The previous prime is 13895143. The next prime is 13895159. The reversal of 13895144 is 44159831.
It can be written as a sum of positive squares in 2 ways, for example, as 13764100 + 131044 = 3710^2 + 362^2 .
It is not an unprimeable number, because it can be changed into a prime (13895143) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4637 + ... + 7020.
Almost surely, 213895144 is an apocalyptic number.
It is an amenable number.
13895144 is a deficient number, since it is larger than the sum of its proper divisors (12335356).
13895144 is a wasteful number, since it uses less digits than its factorization.
13895144 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 11812 (or 11808 counting only the distinct ones).
The product of its digits is 17280, while the sum is 35.
The square root of 13895144 is about 3727.6190792515. The cubic root of 13895144 is about 240.4110086939.
The spelling of 13895144 in words is "thirteen million, eight hundred ninety-five thousand, one hundred forty-four".
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