Base | Representation |
---|---|
bin | 100010010110… |
… | …0101111100100 |
3 | 1020212221210020 |
4 | 1010230233210 |
5 | 14102242220 |
6 | 1441555140 |
7 | 306034356 |
oct | 104545744 |
9 | 36787706 |
10 | 18009060 |
11 | a190523 |
12 | 6045ab0 |
13 | 3967164 |
14 | 256b0d6 |
15 | 18ab040 |
hex | 112cbe4 |
18009060 has 24 divisors (see below), whose sum is σ = 50425536. Its totient is φ = 4802400.
The previous prime is 18009059. The next prime is 18009073. The reversal of 18009060 is 6090081.
It is a self number, because there is not a number n which added to its sum of digits gives 18009060.
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, 150016 + ... + 150135.
It is an arithmetic number, because the mean of its divisors is an integer number (2101064).
Almost surely, 218009060 is an apocalyptic number.
18009060 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
18009060 is an abundant number, since it is smaller than the sum of its proper divisors (32416476).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
18009060 is a wasteful number, since it uses less digits than its factorization.
18009060 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 300163 (or 300161 counting only the distinct ones).
The product of its (nonzero) digits is 432, while the sum is 24.
The square root of 18009060 is about 4243.7082840365. The cubic root of 18009060 is about 262.1181022625.
The spelling of 18009060 in words is "eighteen million, nine thousand, sixty".
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