Base | Representation |
---|---|
bin | 1010000100011110110111… |
… | …10011111000010100100111 |
3 | 2220101222011110021000100122 |
4 | 11002033123303320110213 |
5 | 10400302403010034343 |
6 | 115032531513232155 |
7 | 4443604005126035 |
oct | 502173363702447 |
9 | 86358143230318 |
10 | 22144244221223 |
11 | 7068359622203 |
12 | 259785270265b |
13 | c482687c9aa7 |
14 | 567b03ca3555 |
15 | 28605149c068 |
hex | 1423dbcf8527 |
22144244221223 has 2 divisors, whose sum is σ = 22144244221224. Its totient is φ = 22144244221222.
The previous prime is 22144244221171. The next prime is 22144244221243. The reversal of 22144244221223 is 32212244244122.
It is a happy number.
It is a strong prime.
It is a cyclic number.
It is not a de Polignac number, because 22144244221223 - 216 = 22144244155687 is a prime.
It is a Sophie Germain prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (22144244221243) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11072122110611 + 11072122110612.
It is an arithmetic number, because the mean of its divisors is an integer number (11072122110612).
Almost surely, 222144244221223 is an apocalyptic number.
22144244221223 is a deficient number, since it is larger than the sum of its proper divisors (1).
22144244221223 is an equidigital number, since it uses as much as digits as its factorization.
22144244221223 is an evil number, because the sum of its binary digits is even.
The product of its digits is 98304, while the sum is 35.
Adding to 22144244221223 its reverse (32212244244122), we get a palindrome (54356488465345).
The spelling of 22144244221223 in words is "twenty-two trillion, one hundred forty-four billion, two hundred forty-four million, two hundred twenty-one thousand, two hundred twenty-three".
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