Base | Representation |
---|---|
bin | 110000110110… |
… | …100010011010 |
3 | 220002121221100 |
4 | 300312202122 |
5 | 11234300143 |
6 | 1134252230 |
7 | 213565101 |
oct | 60664232 |
9 | 26077840 |
10 | 12806298 |
11 | 725761a |
12 | 4357076 |
13 | 2864cbb |
14 | 19b5038 |
15 | 11ce6d3 |
hex | c3689a |
12806298 has 24 divisors (see below), whose sum is σ = 27963936. Its totient is φ = 4235400.
The previous prime is 12806273. The next prime is 12806327. The reversal of 12806298 is 89260821.
12806298 is a `hidden beast` number, since 1 + 28 + 0 + 629 + 8 = 666.
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 in 11 ways as a sum of consecutive naturals, for example, 358 + ... + 5073.
It is an arithmetic number, because the mean of its divisors is an integer number (1165164).
Almost surely, 212806298 is an apocalyptic number.
12806298 is a gapful number since it is divisible by the number (18) formed by its first and last digit.
12806298 is an abundant number, since it is smaller than the sum of its proper divisors (15157638).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
12806298 is a wasteful number, since it uses less digits than its factorization.
12806298 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 5570 (or 5567 counting only the distinct ones).
The product of its (nonzero) digits is 13824, while the sum is 36.
The square root of 12806298 is about 3578.5888280159. The cubic root of 12806298 is about 233.9597783158.
The spelling of 12806298 in words is "twelve million, eight hundred six thousand, two hundred ninety-eight".
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