Base | Representation |
---|---|
bin | 100011000001… |
… | …1011111010000 |
3 | 1021120000011210 |
4 | 1012003133100 |
5 | 14200124433 |
6 | 1453340120 |
7 | 312044301 |
oct | 106033720 |
9 | 37500153 |
10 | 18364368 |
11 | a403470 |
12 | 6197640 |
13 | 3a5cab9 |
14 | 26207a8 |
15 | 192b463 |
hex | 11837d0 |
18364368 has 40 divisors (see below), whose sum is σ = 51755616. Its totient is φ = 5564800.
The previous prime is 18364343. The next prime is 18364387. The reversal of 18364368 is 86346381.
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 pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16863 + ... + 17918.
Almost surely, 218364368 is an apocalyptic number.
It is an amenable number.
18364368 is an abundant number, since it is smaller than the sum of its proper divisors (33391248).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
18364368 is a wasteful number, since it uses less digits than its factorization.
18364368 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 34803 (or 34797 counting only the distinct ones).
The product of its digits is 82944, while the sum is 39.
The square root of 18364368 is about 4285.3667287643. The cubic root of 18364368 is about 263.8306995334.
The spelling of 18364368 in words is "eighteen million, three hundred sixty-four thousand, three hundred sixty-eight".
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