Base | Representation |
---|---|
bin | 101110111101… |
… | …100101001000 |
3 | 212011110022122 |
4 | 232331211020 |
5 | 11122421411 |
6 | 1115510412 |
7 | 206432465 |
oct | 56754510 |
9 | 25143278 |
10 | 12310856 |
11 | 6a49368 |
12 | 4158408 |
13 | 272063c |
14 | 18c666c |
15 | 11329db |
hex | bbd948 |
12310856 has 32 divisors (see below), whose sum is σ = 24662880. Its totient is φ = 5740800.
The previous prime is 12310849. The next prime is 12310861. The reversal of 12310856 is 65801321.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 17471 + ... + 18161.
It is an arithmetic number, because the mean of its divisors is an integer number (770715).
Almost surely, 212310856 is an apocalyptic number.
It is an amenable number.
12310856 is an abundant number, since it is smaller than the sum of its proper divisors (12352024).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
12310856 is a wasteful number, since it uses less digits than its factorization.
12310856 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 845 (or 841 counting only the distinct ones).
The product of its (nonzero) digits is 1440, while the sum is 26.
The square root of 12310856 is about 3508.6829437839. The cubic root of 12310856 is about 230.9029157946.
The spelling of 12310856 in words is "twelve million, three hundred ten thousand, eight hundred fifty-six".
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