Base | Representation |
---|---|
bin | 100100001101… |
… | …0010110100000 |
3 | 1022201101211022 |
4 | 1020122112200 |
5 | 14324413204 |
6 | 1514505012 |
7 | 320226665 |
oct | 110322640 |
9 | 38641738 |
10 | 18982304 |
11 | a795760 |
12 | 6435168 |
13 | 3c18143 |
14 | 2741a6c |
15 | 19ee5be |
hex | 121a5a0 |
18982304 has 24 divisors (see below), whose sum is σ = 40769568. Its totient is φ = 8628160.
The previous prime is 18982297. The next prime is 18982331. The reversal of 18982304 is 40328981.
It is a happy 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, 26612 + ... + 27315.
It is an arithmetic number, because the mean of its divisors is an integer number (1698732).
Almost surely, 218982304 is an apocalyptic number.
It is an amenable number.
18982304 is an abundant number, since it is smaller than the sum of its proper divisors (21787264).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
18982304 is a wasteful number, since it uses less digits than its factorization.
18982304 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 53948 (or 53940 counting only the distinct ones).
The product of its (nonzero) digits is 13824, while the sum is 35.
The square root of 18982304 is about 4356.8686002679. The cubic root of 18982304 is about 266.7572969723.
The spelling of 18982304 in words is "eighteen million, nine hundred eighty-two thousand, three hundred four".
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