Base | Representation |
---|---|
bin | 10100101101000001… |
… | …111000101000001011 |
3 | 2010101021020111221102 |
4 | 110231001320220023 |
5 | 331011424232131 |
6 | 14113520332015 |
7 | 1414613322455 |
oct | 245501705013 |
9 | 63337214842 |
10 | 22230305291 |
11 | 9478478437 |
12 | 4384a7400b |
13 | 213378a1cc |
14 | 110c5b12d5 |
15 | 8a19721cb |
hex | 52d078a0b |
22230305291 has 2 divisors, whose sum is σ = 22230305292. Its totient is φ = 22230305290.
The previous prime is 22230305239. The next prime is 22230305347. The reversal of 22230305291 is 19250303222.
It is a weak prime.
It is a cyclic number.
It is not a de Polignac number, because 22230305291 - 214 = 22230288907 is a prime.
It is a Sophie Germain prime.
It is not a weakly prime, because it can be changed into another prime (22230305231) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11115152645 + 11115152646.
It is an arithmetic number, because the mean of its divisors is an integer number (11115152646).
Almost surely, 222230305291 is an apocalyptic number.
22230305291 is a deficient number, since it is larger than the sum of its proper divisors (1).
22230305291 is an equidigital number, since it uses as much as digits as its factorization.
22230305291 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 6480, while the sum is 29.
The spelling of 22230305291 in words is "twenty-two billion, two hundred thirty million, three hundred five thousand, two hundred ninety-one".
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