Base | Representation |
---|---|
bin | 110001011110… |
… | …011001100000 |
3 | 220101220220101 |
4 | 301132121200 |
5 | 11310011233 |
6 | 1141552144 |
7 | 215145103 |
oct | 61363140 |
9 | 26356811 |
10 | 12969568 |
11 | 7359257 |
12 | 4415654 |
13 | 28c1401 |
14 | 1a1873a |
15 | 1212c7d |
hex | c5e660 |
12969568 has 12 divisors (see below), whose sum is σ = 25533900. Its totient is φ = 6484768.
The previous prime is 12969559. The next prime is 12969587. The reversal of 12969568 is 86596921.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 202618 + ... + 202681.
It is an arithmetic number, because the mean of its divisors is an integer number (2127825).
Almost surely, 212969568 is an apocalyptic number.
It is an amenable number.
12969568 is a deficient number, since it is larger than the sum of its proper divisors (12564332).
12969568 is an equidigital number, since it uses as much as digits as its factorization.
12969568 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 405309 (or 405301 counting only the distinct ones).
The product of its digits is 233280, while the sum is 46.
The square root of 12969568 is about 3601.3286437092. The cubic root of 12969568 is about 234.9498489631.
The spelling of 12969568 in words is "twelve million, nine hundred sixty-nine thousand, five hundred sixty-eight".
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