Base | Representation |
---|---|
bin | 110001011110… |
… | …001110011000 |
3 | 220101212221000 |
4 | 301132032120 |
5 | 11310000411 |
6 | 1141545000 |
7 | 215143035 |
oct | 61361630 |
9 | 26355830 |
10 | 12968856 |
11 | 735876a |
12 | 4415160 |
13 | 28c0ca4 |
14 | 1a1838c |
15 | 1212956 |
hex | c5e398 |
12968856 has 32 divisors (see below), whose sum is σ = 36025200. Its totient is φ = 4322880.
The previous prime is 12968821. The next prime is 12968861. The reversal of 12968856 is 65886921.
12968856 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 29805 + ... + 30236.
Almost surely, 212968856 is an apocalyptic number.
It is an amenable number.
12968856 is an abundant number, since it is smaller than the sum of its proper divisors (23056344).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
12968856 is a wasteful number, since it uses less digits than its factorization.
12968856 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 60056 (or 60046 counting only the distinct ones).
The product of its digits is 207360, while the sum is 45.
The square root of 12968856 is about 3601.2297899468. The cubic root of 12968856 is about 234.9455494790.
It can be divided in two parts, 12968 and 856, that added together give a cube (13824 = 243).
The spelling of 12968856 in words is "twelve million, nine hundred sixty-eight thousand, eight hundred fifty-six".
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