Base | Representation |
---|---|
bin | 110001000101… |
… | …101000000111 |
3 | 220012202201102 |
4 | 301011220013 |
5 | 11243234403 |
6 | 1135450315 |
7 | 214243223 |
oct | 61055007 |
9 | 26182642 |
10 | 12868103 |
11 | 7299aa6 |
12 | 438699b |
13 | 2887181 |
14 | 19cd783 |
15 | 11e2b88 |
hex | c45a07 |
12868103 has 2 divisors, whose sum is σ = 12868104. Its totient is φ = 12868102.
The previous prime is 12868039. The next prime is 12868123. The reversal of 12868103 is 30186821.
It is a strong prime.
It is a cyclic number.
It is not a de Polignac number, because 12868103 - 26 = 12868039 is a prime.
It is a Chen prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (12868123) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6434051 + 6434052.
It is an arithmetic number, because the mean of its divisors is an integer number (6434052).
Almost surely, 212868103 is an apocalyptic number.
12868103 is a deficient number, since it is larger than the sum of its proper divisors (1).
12868103 is an equidigital number, since it uses as much as digits as its factorization.
12868103 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 2304, while the sum is 29.
The square root of 12868103 is about 3587.2138213382. The cubic root of 12868103 is about 234.3355487494.
The spelling of 12868103 in words is "twelve million, eight hundred sixty-eight thousand, one hundred three".
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