Base | Representation |
---|---|
bin | 110000010100… |
… | …111100001100 |
3 | 212211122011112 |
4 | 300110330030 |
5 | 11220344214 |
6 | 1131311152 |
7 | 212452640 |
oct | 60247414 |
9 | 25748145 |
10 | 12668684 |
11 | 7173196 |
12 | 42ab4b8 |
13 | 2817482 |
14 | 197ac20 |
15 | 11a3a3e |
hex | c14f0c |
12668684 has 12 divisors (see below), whose sum is σ = 25337424. Its totient is φ = 5429424.
The previous prime is 12668659. The next prime is 12668717. The reversal of 12668684 is 48686621.
12668684 is an admirable number.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 226199 + ... + 226254.
It is an arithmetic number, because the mean of its divisors is an integer number (2111452).
Almost surely, 212668684 is an apocalyptic number.
12668684 is a gapful number since it is divisible by the number (14) formed by its first and last digit.
It is an amenable number.
12668684 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
12668684 is a wasteful number, since it uses less digits than its factorization.
12668684 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 452464 (or 452462 counting only the distinct ones).
The product of its digits is 110592, while the sum is 41.
The square root of 12668684 is about 3559.3094835937. The cubic root of 12668684 is about 233.1187296672.
It can be divided in two parts, 12 and 668684, that multiplied together give a palindrome (8024208).
The spelling of 12668684 in words is "twelve million, six hundred sixty-eight thousand, six hundred eighty-four".
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