Base | Representation |
---|---|
bin | 10100111000010111… |
… | …000111111001101101 |
3 | 2010212111222110101101 |
4 | 110320113013321231 |
5 | 331404112003003 |
6 | 14144431243101 |
7 | 1422412305355 |
oct | 247027077155 |
9 | 63774873341 |
10 | 22420422253 |
11 | 9565820099 |
12 | 4418679491 |
13 | 2163c93c58 |
14 | 112993db65 |
15 | 8b34c811d |
hex | 5385c7e6d |
22420422253 has 2 divisors, whose sum is σ = 22420422254. Its totient is φ = 22420422252.
The previous prime is 22420422251. The next prime is 22420422301. The reversal of 22420422253 is 35222402422.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 14747187844 + 7673234409 = 121438^2 + 87597^2 .
It is a cyclic number.
It is not a de Polignac number, because 22420422253 - 21 = 22420422251 is a prime.
Together with 22420422251, it forms a pair of twin primes.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (22420422251) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11210211126 + 11210211127.
It is an arithmetic number, because the mean of its divisors is an integer number (11210211127).
Almost surely, 222420422253 is an apocalyptic number.
It is an amenable number.
22420422253 is a deficient number, since it is larger than the sum of its proper divisors (1).
22420422253 is an equidigital number, since it uses as much as digits as its factorization.
22420422253 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 15360, while the sum is 28.
Adding to 22420422253 its reverse (35222402422), we get a palindrome (57642824675).
The spelling of 22420422253 in words is "twenty-two billion, four hundred twenty million, four hundred twenty-two thousand, two hundred fifty-three".
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