Base | Representation |
---|---|
bin | 100100001101… |
… | …0010110011100 |
3 | 1022201101211011 |
4 | 1020122112130 |
5 | 14324413200 |
6 | 1514505004 |
7 | 320226661 |
oct | 110322634 |
9 | 38641734 |
10 | 18982300 |
11 | a795757 |
12 | 6435164 |
13 | 3c1813c |
14 | 2741a68 |
15 | 19ee5ba |
hex | 121a59c |
18982300 has 18 divisors (see below), whose sum is σ = 41191808. Its totient is φ = 7592880.
The previous prime is 18982297. The next prime is 18982331. The reversal of 18982300 is 328981.
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 5 ways as a sum of consecutive naturals, for example, 94812 + ... + 95011.
Almost surely, 218982300 is an apocalyptic number.
18982300 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
18982300 is an abundant number, since it is smaller than the sum of its proper divisors (22209508).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
18982300 is a wasteful number, since it uses less digits than its factorization.
18982300 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 189837 (or 189830 counting only the distinct ones).
The product of its (nonzero) digits is 3456, while the sum is 31.
The square root of 18982300 is about 4356.8681412225. The cubic root of 18982300 is about 266.7572782351.
The spelling of 18982300 in words is "eighteen million, nine hundred eighty-two thousand, three hundred".
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