Base | Representation |
---|---|
bin | 110101001010… |
… | …110110001001 |
3 | 222020010102100 |
4 | 311022312021 |
5 | 12032004212 |
6 | 1214424013 |
7 | 226320510 |
oct | 65126611 |
9 | 28203370 |
10 | 13938057 |
11 | 795a961 |
12 | 4802009 |
13 | 2b70193 |
14 | 1bcb677 |
15 | 1354bdc |
hex | d4ad89 |
13938057 has 12 divisors (see below), whose sum is σ = 23008960. Its totient is φ = 7964568.
The previous prime is 13938053. The next prime is 13938059. The reversal of 13938057 is 75083931.
13938057 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 13938057 - 22 = 13938053 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (13938053) 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, 110557 + ... + 110682.
Almost surely, 213938057 is an apocalyptic number.
It is an amenable number.
13938057 is a deficient number, since it is larger than the sum of its proper divisors (9070903).
13938057 is a wasteful number, since it uses less digits than its factorization.
13938057 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 221252 (or 221249 counting only the distinct ones).
The product of its (nonzero) digits is 22680, while the sum is 36.
The square root of 13938057 is about 3733.3707289794. The cubic root of 13938057 is about 240.6582450721.
The spelling of 13938057 in words is "thirteen million, nine hundred thirty-eight thousand, fifty-seven".
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