Base | Representation |
---|---|
bin | 110001011110… |
… | …010000111111 |
3 | 220101220011012 |
4 | 301132100333 |
5 | 11310002043 |
6 | 1141545435 |
7 | 215143364 |
oct | 61362077 |
9 | 26356135 |
10 | 12969023 |
11 | 7358901 |
12 | 441527b |
13 | 28c10a2 |
14 | 1a1846b |
15 | 1212a18 |
hex | c5e43f |
12969023 has 2 divisors, whose sum is σ = 12969024. Its totient is φ = 12969022.
The previous prime is 12969007. The next prime is 12969031. The reversal of 12969023 is 32096921.
12969023 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.
It is a strong prime.
It is an emirp because it is prime and its reverse (32096921) is a distict prime.
It is a cyclic number.
It is not a de Polignac number, because 12969023 - 24 = 12969007 is a prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (12969043) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6484511 + 6484512.
It is an arithmetic number, because the mean of its divisors is an integer number (6484512).
Almost surely, 212969023 is an apocalyptic number.
12969023 is a deficient number, since it is larger than the sum of its proper divisors (1).
12969023 is an equidigital number, since it uses as much as digits as its factorization.
12969023 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 5832, while the sum is 32.
The square root of 12969023 is about 3601.2529763959. The cubic root of 12969023 is about 234.9465579395.
The spelling of 12969023 in words is "twelve million, nine hundred sixty-nine thousand, twenty-three".
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