Base | Representation |
---|---|
bin | 10110110000111110… |
… | …11011111101010011 |
3 | 1011112202221200111002 |
4 | 23120133123331103 |
5 | 200012321213402 |
6 | 5340441012215 |
7 | 611605514105 |
oct | 133037337523 |
9 | 34482850432 |
10 | 12222054227 |
11 | 5202038269 |
12 | 245118406b |
13 | 11ca171266 |
14 | 83d301575 |
15 | 4b7ed4602 |
hex | 2d87dbf53 |
12222054227 has 2 divisors, whose sum is σ = 12222054228. Its totient is φ = 12222054226.
The previous prime is 12222054211. The next prime is 12222054233. The reversal of 12222054227 is 72245022221.
It is a strong prime.
It is a cyclic number.
It is not a de Polignac number, because 12222054227 - 24 = 12222054211 is a prime.
It is a self number, because there is not a number n which added to its sum of digits gives 12222054227.
It is not a weakly prime, because it can be changed into another prime (12222054277) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6111027113 + 6111027114.
It is an arithmetic number, because the mean of its divisors is an integer number (6111027114).
Almost surely, 212222054227 is an apocalyptic number.
12222054227 is a deficient number, since it is larger than the sum of its proper divisors (1).
12222054227 is an equidigital number, since it uses as much as digits as its factorization.
12222054227 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 8960, while the sum is 29.
Adding to 12222054227 its reverse (72245022221), we get a palindrome (84467076448).
The spelling of 12222054227 in words is "twelve billion, two hundred twenty-two million, fifty-four thousand, two hundred twenty-seven".
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