Base | Representation |
---|---|
bin | 101110111111… |
… | …010111011000 |
3 | 212011211100110 |
4 | 232333113120 |
5 | 11123140133 |
6 | 1120004320 |
7 | 206463012 |
oct | 56772730 |
9 | 25154313 |
10 | 12318168 |
11 | 6a53905 |
12 | 41606a0 |
13 | 2723a75 |
14 | 18c91b2 |
15 | 1134c63 |
hex | bbf5d8 |
12318168 has 16 divisors (see below), whose sum is σ = 30795480. Its totient is φ = 4106048.
The previous prime is 12318143. The next prime is 12318193. The reversal of 12318168 is 86181321.
It is an interprime number because it is at equal distance from previous prime (12318143) and next prime (12318193).
It is a nude number because it is divisible by every one of its digits.
It is a congruent 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, 256605 + ... + 256652.
Almost surely, 212318168 is an apocalyptic number.
It is an amenable number.
12318168 is an abundant number, since it is smaller than the sum of its proper divisors (18477312).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
12318168 is a wasteful number, since it uses less digits than its factorization.
12318168 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 513266 (or 513262 counting only the distinct ones).
The product of its digits is 2304, while the sum is 30.
The square root of 12318168 is about 3509.7247755344. The cubic root of 12318168 is about 230.9486214700.
Adding to 12318168 its reverse (86181321), we get a palindrome (98499489).
The spelling of 12318168 in words is "twelve million, three hundred eighteen thousand, one hundred sixty-eight".
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