Base | Representation |
---|---|
bin | 100110110000… |
… | …0011101110100 |
3 | 1102020021011001 |
4 | 1031200131310 |
5 | 20200134233 |
6 | 2003253044 |
7 | 334462231 |
oct | 115403564 |
9 | 42207131 |
10 | 20318068 |
11 | 105182a1 |
12 | 697a184 |
13 | 4295134 |
14 | 29ac788 |
15 | 1bb527d |
hex | 1360774 |
20318068 has 24 divisors (see below), whose sum is σ = 37890720. Its totient is φ = 9505440.
The previous prime is 20318057. The next prime is 20318093. The reversal of 20318068 is 86081302.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4698 + ... + 7918.
It is an arithmetic number, because the mean of its divisors is an integer number (1578780).
Almost surely, 220318068 is an apocalyptic number.
It is an amenable number.
20318068 is a deficient number, since it is larger than the sum of its proper divisors (17572652).
20318068 is a wasteful number, since it uses less digits than its factorization.
20318068 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3327 (or 3325 counting only the distinct ones).
The product of its (nonzero) digits is 2304, while the sum is 28.
The square root of 20318068 is about 4507.5567661428. The cubic root of 20318068 is about 272.8731492592.
The spelling of 20318068 in words is "twenty million, three hundred eighteen thousand, sixty-eight".
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