Base | Representation |
---|---|
bin | 1000100100001000110100… |
… | …10110100001100001111101 |
3 | 2110200111112001002220110010 |
4 | 10102010122112201201331 |
5 | 4432033233132030320 |
6 | 104020055004333433 |
7 | 3652462643041335 |
oct | 422043226414175 |
9 | 73614461086403 |
10 | 18833873705085 |
11 | 6001445787a3a |
12 | 214216a244279 |
13 | a6804679360a |
14 | 4917c88180c5 |
15 | 229da3dedae0 |
hex | 11211a5a187d |
18833873705085 has 32 divisors (see below), whose sum is σ = 31175688084480. Its totient is φ = 9697622144000.
The previous prime is 18833873705051. The next prime is 18833873705099. The reversal of 18833873705085 is 58050737833881.
It is not a de Polignac number, because 18833873705085 - 211 = 18833873703037 is a prime.
It is a Curzon number.
It is a congruent number.
It is an unprimeable number.
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 31 ways as a sum of consecutive naturals, for example, 4074565 + ... + 7366805.
It is an arithmetic number, because the mean of its divisors is an integer number (974240252640).
Almost surely, 218833873705085 is an apocalyptic number.
18833873705085 is a gapful number since it is divisible by the number (15) formed by its first and last digit.
It is an amenable number.
18833873705085 is a deficient number, since it is larger than the sum of its proper divisors (12341814379395).
18833873705085 is a wasteful number, since it uses less digits than its factorization.
18833873705085 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3305429.
The product of its (nonzero) digits is 135475200, while the sum is 66.
The spelling of 18833873705085 in words is "eighteen trillion, eight hundred thirty-three billion, eight hundred seventy-three million, seven hundred five thousand, eighty-five".
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