Base | Representation |
---|---|
bin | 111000110110111011… |
… | …0111101100111100101 |
3 | 102200011111211220002221 |
4 | 1301231312331213211 |
5 | 4000031131141442 |
6 | 132032030032341 |
7 | 11551543436416 |
oct | 1615566754745 |
9 | 380144756087 |
10 | 122102208997 |
11 | 4786857192a |
12 | 1b7b79486b1 |
13 | b68b899812 |
14 | 5ca460980d |
15 | 3299807467 |
hex | 1c6ddbd9e5 |
122102208997 has 2 divisors, whose sum is σ = 122102208998. Its totient is φ = 122102208996.
The previous prime is 122102208989. The next prime is 122102209001. The reversal of 122102208997 is 799802201221.
It is a happy number.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 113521151041 + 8581057956 = 336929^2 + 92634^2 .
It is a cyclic number.
It is not a de Polignac number, because 122102208997 - 23 = 122102208989 is a prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (122102208967) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61051104498 + 61051104499.
It is an arithmetic number, because the mean of its divisors is an integer number (61051104499).
Almost surely, 2122102208997 is an apocalyptic number.
It is an amenable number.
122102208997 is a deficient number, since it is larger than the sum of its proper divisors (1).
122102208997 is an equidigital number, since it uses as much as digits as its factorization.
122102208997 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 72576, while the sum is 43.
The spelling of 122102208997 in words is "one hundred twenty-two billion, one hundred two million, two hundred eight thousand, nine hundred ninety-seven".
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