Base | Representation |
---|---|
bin | 101110111010… |
… | …001100111010 |
3 | 212010202100010 |
4 | 232322030322 |
5 | 11122001033 |
6 | 1115322350 |
7 | 206344236 |
oct | 56721472 |
9 | 25122303 |
10 | 12297018 |
11 | 6a39a28 |
12 | 41503b6 |
13 | 2717256 |
14 | 18c15c6 |
15 | 112d863 |
hex | bba33a |
12297018 has 32 divisors (see below), whose sum is σ = 26887680. Its totient is φ = 3732480.
The previous prime is 12296993. The next prime is 12297023. The reversal of 12297018 is 81079221.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1218 + ... + 5106.
It is an arithmetic number, because the mean of its divisors is an integer number (840240).
Almost surely, 212297018 is an apocalyptic number.
12297018 is an abundant number, since it is smaller than the sum of its proper divisors (14590662).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
12297018 is a wasteful number, since it uses less digits than its factorization.
12297018 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3942.
The product of its (nonzero) digits is 2016, while the sum is 30.
The square root of 12297018 is about 3506.7104243151. The cubic root of 12297018 is about 230.8163679950.
The spelling of 12297018 in words is "twelve million, two hundred ninety-seven thousand, eighteen".
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