Base | Representation |
---|---|
bin | 10101000110111000… |
… | …101010110110100111 |
3 | 2011111111111102120002 |
4 | 111012320222312213 |
5 | 332404002102231 |
6 | 14224534131515 |
7 | 1431431435051 |
oct | 250670526647 |
9 | 64444442502 |
10 | 22664097191 |
11 | 968032373a |
12 | 44861b0b9b |
13 | 21a26006c8 |
14 | 11500508d1 |
15 | 8c9aad0cb |
hex | 546e2ada7 |
22664097191 has 2 divisors, whose sum is σ = 22664097192. Its totient is φ = 22664097190.
The previous prime is 22664097163. The next prime is 22664097217. The reversal of 22664097191 is 19179046622.
It is a strong prime.
It is a cyclic number.
It is not a de Polignac number, because 22664097191 - 234 = 5484228007 is a prime.
It is a super-2 number, since 2×226640971912 (a number of 22 digits) contains 22 as substring.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (22664097091) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11332048595 + 11332048596.
It is an arithmetic number, because the mean of its divisors is an integer number (11332048596).
Almost surely, 222664097191 is an apocalyptic number.
22664097191 is a deficient number, since it is larger than the sum of its proper divisors (1).
22664097191 is an equidigital number, since it uses as much as digits as its factorization.
22664097191 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 326592, while the sum is 47.
The spelling of 22664097191 in words is "twenty-two billion, six hundred sixty-four million, ninety-seven thousand, one hundred ninety-one".
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