Base | Representation |
---|---|
bin | 110001000010… |
… | …100000000001 |
3 | 220012010011010 |
4 | 301002200001 |
5 | 11242332142 |
6 | 1135311133 |
7 | 214161000 |
oct | 61024001 |
9 | 26163133 |
10 | 12855297 |
11 | 7290414 |
12 | 437b4a9 |
13 | 28813b0 |
14 | 19c8c37 |
15 | 11dde9c |
hex | c42801 |
12855297 has 48 divisors (see below), whose sum is σ = 22243200. Its totient is φ = 6562080.
The previous prime is 12855287. The next prime is 12855307. The reversal of 12855297 is 79255821.
It is an interprime number because it is at equal distance from previous prime (12855287) and next prime (12855307).
It is not a de Polignac number, because 12855297 - 26 = 12855233 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (39).
It is not an unprimeable number, because it can be changed into a prime (12855217) by changing a digit.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 414672 + ... + 414702.
It is an arithmetic number, because the mean of its divisors is an integer number (463400).
Almost surely, 212855297 is an apocalyptic number.
It is an amenable number.
12855297 is a deficient number, since it is larger than the sum of its proper divisors (9387903).
12855297 is an equidigital number, since it uses as much as digits as its factorization.
12855297 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 99 (or 54 counting only the distinct ones).
The product of its digits is 50400, while the sum is 39.
The square root of 12855297 is about 3585.4284262833. The cubic root of 12855297 is about 234.2577880760.
The spelling of 12855297 in words is "twelve million, eight hundred fifty-five thousand, two hundred ninety-seven".
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