Base | Representation |
---|---|
bin | 10100101110101010… |
… | …101000010001000101 |
3 | 2010110011220112101022 |
4 | 110232222220101011 |
5 | 331040441412042 |
6 | 14120341040525 |
7 | 1415365603322 |
oct | 245652502105 |
9 | 63404815338 |
10 | 22257763397 |
11 | 9491a22091 |
12 | 43920b6145 |
13 | 21393821cc |
14 | 11120bbb49 |
15 | 8a4097cd2 |
hex | 52eaa8445 |
22257763397 has 2 divisors, whose sum is σ = 22257763398. Its totient is φ = 22257763396.
The previous prime is 22257763379. The next prime is 22257763433. The reversal of 22257763397 is 79336775222.
It is a happy number.
Together with previous prime (22257763379) it forms an Ormiston pair, because they use the same digits, order apart.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 22203682081 + 54081316 = 149009^2 + 7354^2 .
It is a cyclic number.
It is not a de Polignac number, because 22257763397 - 212 = 22257759301 is a prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (22257763337) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11128881698 + 11128881699.
It is an arithmetic number, because the mean of its divisors is an integer number (11128881699).
Almost surely, 222257763397 is an apocalyptic number.
It is an amenable number.
22257763397 is a deficient number, since it is larger than the sum of its proper divisors (1).
22257763397 is an equidigital number, since it uses as much as digits as its factorization.
22257763397 is an odious number, because the sum of its binary digits is odd.
The product of its digits is 6667920, while the sum is 53.
The spelling of 22257763397 in words is "twenty-two billion, two hundred fifty-seven million, seven hundred sixty-three thousand, three hundred ninety-seven".
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