Base | Representation |
---|---|
bin | 101110111111… |
… | …011111001100 |
3 | 212011212000222 |
4 | 232333133030 |
5 | 11123144133 |
6 | 1120010512 |
7 | 206464325 |
oct | 56773714 |
9 | 25155028 |
10 | 12318668 |
11 | 6a5421a |
12 | 4160a38 |
13 | 272406b |
14 | 18c944c |
15 | 1134e98 |
hex | bbf7cc |
12318668 has 12 divisors (see below), whose sum is σ = 21800520. Its totient is φ = 6089952.
The previous prime is 12318623. The next prime is 12318689. The reversal of 12318668 is 86681321.
It is a super-3 number, since 3×123186683 (a number of 22 digits) contains 333 as substring.
It is a hoax number, since the sum of its digits (35) coincides with the sum of the digits of its distinct prime factors.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16946 + ... + 17657.
It is an arithmetic number, because the mean of its divisors is an integer number (1816710).
Almost surely, 212318668 is an apocalyptic number.
It is an amenable number.
12318668 is a deficient number, since it is larger than the sum of its proper divisors (9481852).
12318668 is a wasteful number, since it uses less digits than its factorization.
12318668 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 34696 (or 34694 counting only the distinct ones).
The product of its digits is 13824, while the sum is 35.
The square root of 12318668 is about 3509.7960054681. The cubic root of 12318668 is about 230.9517461974.
Adding to 12318668 its reverse (86681321), we get a palindrome (98999989).
The spelling of 12318668 in words is "twelve million, three hundred eighteen thousand, six hundred sixty-eight".
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