Base | Representation |
---|---|
bin | 1000010100101111011000… |
… | …10010001101100001001011 |
3 | 2101210220221100221012001210 |
4 | 10022113230102031201023 |
5 | 4344401232340021240 |
6 | 102533041304144203 |
7 | 3566323333322052 |
oct | 412275422154113 |
9 | 71726840835053 |
10 | 18304819845195 |
11 | 5918037662594 |
12 | 207771b168063 |
13 | a2a1a22b0690 |
14 | 473d5aab7399 |
15 | 21b23c784780 |
hex | 10a5ec48d84b |
18304819845195 has 32 divisors (see below), whose sum is σ = 31540905313344. Its totient is φ = 9011520000000.
The previous prime is 18304819845187. The next prime is 18304819845227. The reversal of 18304819845195 is 59154891840381.
It is not a de Polignac number, because 18304819845195 - 23 = 18304819845187 is a prime.
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 24197695 + ... + 24942695.
It is an arithmetic number, because the mean of its divisors is an integer number (985653291042).
Almost surely, 218304819845195 is an apocalyptic number.
18304819845195 is a gapful number since it is divisible by the number (15) formed by its first and last digit.
18304819845195 is a deficient number, since it is larger than the sum of its proper divisors (13236085468149).
18304819845195 is a wasteful number, since it uses less digits than its factorization.
18304819845195 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 871023.
The product of its (nonzero) digits is 49766400, while the sum is 66.
The spelling of 18304819845195 in words is "eighteen trillion, three hundred four billion, eight hundred nineteen million, eight hundred forty-five thousand, one hundred ninety-five".
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