Base | Representation |
---|---|
bin | 1000100010001000000011… |
… | …00010111011000011100010 |
3 | 2110102220001212011122110110 |
4 | 10101010001202323003202 |
5 | 4424420140420020401 |
6 | 103524222431312150 |
7 | 3644464462461462 |
oct | 421040142730342 |
9 | 73386055148413 |
10 | 18764738048226 |
11 | 5a85098483745 |
12 | 213089497b656 |
13 | a61679439911 |
14 | 48c30a919ba2 |
15 | 2281a96249d6 |
hex | 1111018bb0e2 |
18764738048226 has 16 divisors (see below), whose sum is σ = 37901055068928. Its totient is φ = 6192982854000.
The previous prime is 18764738048219. The next prime is 18764738048237. The reversal of 18764738048226 is 62284083746781.
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, 15482456530 + ... + 15482457741.
It is an arithmetic number, because the mean of its divisors is an integer number (2368815941808).
Almost surely, 218764738048226 is an apocalyptic number.
18764738048226 is an abundant number, since it is smaller than the sum of its proper divisors (19136317020702).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
18764738048226 is a wasteful number, since it uses less digits than its factorization.
18764738048226 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 30964914377.
The product of its (nonzero) digits is 173408256, while the sum is 66.
The spelling of 18764738048226 in words is "eighteen trillion, seven hundred sixty-four billion, seven hundred thirty-eight million, forty-eight thousand, two hundred twenty-six".
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