Base | Representation |
---|---|
bin | 100011000100… |
… | …1100111101010 |
3 | 1021121021121221 |
4 | 1012021213222 |
5 | 14201430412 |
6 | 1454052254 |
7 | 312210436 |
oct | 106114752 |
9 | 37537557 |
10 | 18389482 |
11 | a420321 |
12 | 61aa08a |
13 | 3a6b367 |
14 | 26299c6 |
15 | 1933b07 |
hex | 11899ea |
18389482 has 8 divisors (see below), whose sum is σ = 27602496. Its totient is φ = 9188652.
The previous prime is 18389471. The next prime is 18389513. The reversal of 18389482 is 28498381.
It is a sphenic number, since it is the product of 3 distinct primes.
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, 3873 + ... + 7195.
It is an arithmetic number, because the mean of its divisors is an integer number (3450312).
Almost surely, 218389482 is an apocalyptic number.
18389482 is a deficient number, since it is larger than the sum of its proper divisors (9213014).
18389482 is a wasteful number, since it uses less digits than its factorization.
18389482 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 6092.
The product of its digits is 110592, while the sum is 43.
The square root of 18389482 is about 4288.2959319525. The cubic root of 18389482 is about 263.9509110595.
The spelling of 18389482 in words is "eighteen million, three hundred eighty-nine thousand, four hundred eighty-two".
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