Base | Representation |
---|---|
bin | 10000110001101111… |
… | …010110011000110111 |
3 | 1201111110012120102120 |
4 | 100301233112120313 |
5 | 243343134141424 |
6 | 12135314211023 |
7 | 1205261402163 |
oct | 206157263067 |
9 | 51443176376 |
10 | 18014365239 |
11 | 7704704262 |
12 | 35a8b83a73 |
13 | 19111c0020 |
14 | c2c6c9ca3 |
15 | 706794a79 |
hex | 431bd6637 |
18014365239 has 16 divisors (see below), whose sum is σ = 25916268672. Its totient is φ = 11064554208.
The previous prime is 18014365219. The next prime is 18014365277. The reversal of 18014365239 is 93256341081.
It is not a de Polignac number, because 18014365239 - 217 = 18014234167 is a prime.
It is a self number, because there is not a number n which added to its sum of digits gives 18014365239.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (18014365219) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 421197 + ... + 461990.
It is an arithmetic number, because the mean of its divisors is an integer number (1619766792).
Almost surely, 218014365239 is an apocalyptic number.
18014365239 is a deficient number, since it is larger than the sum of its proper divisors (7901903433).
18014365239 is a wasteful number, since it uses less digits than its factorization.
18014365239 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 883726.
The product of its (nonzero) digits is 155520, while the sum is 42.
The spelling of 18014365239 in words is "eighteen billion, fourteen million, three hundred sixty-five thousand, two hundred thirty-nine".
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