Base | Representation |
---|---|
bin | 110100001000… |
… | …111111010010 |
3 | 221201102101120 |
4 | 310020333102 |
5 | 11444341211 |
6 | 1204543110 |
7 | 224115201 |
oct | 64107722 |
9 | 27642346 |
10 | 13668306 |
11 | 7796223 |
12 | 46b1a96 |
13 | 2aa7472 |
14 | 1b5b238 |
15 | 12eed06 |
hex | d08fd2 |
13668306 has 32 divisors (see below), whose sum is σ = 29248128. Its totient is φ = 4243200.
The previous prime is 13668299. The next prime is 13668311. The reversal of 13668306 is 60386631.
13668306 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a super-3 number, since 3×136683063 (a number of 22 digits) contains 333 as substring.
It is a Curzon number.
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, 9856 + ... + 11156.
It is an arithmetic number, because the mean of its divisors is an integer number (914004).
Almost surely, 213668306 is an apocalyptic number.
13668306 is an abundant number, since it is smaller than the sum of its proper divisors (15579822).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
13668306 is a wasteful number, since it uses less digits than its factorization.
13668306 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1426.
The product of its (nonzero) digits is 15552, while the sum is 33.
The square root of 13668306 is about 3697.0672160511. The cubic root of 13668306 is about 239.0955891744.
The spelling of 13668306 in words is "thirteen million, six hundred sixty-eight thousand, three hundred six".
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