Base | Representation |
---|---|
bin | 111000110111001110… |
… | …0110001110110011101 |
3 | 102200012012111112120011 |
4 | 1301232130301312131 |
5 | 4000041200403034 |
6 | 132033022323221 |
7 | 11552023625164 |
oct | 1615634616635 |
9 | 380165445504 |
10 | 122112122269 |
11 | 47873122915 |
12 | 1b7bb129511 |
13 | b69095aa67 |
14 | 5ca5a6a3db |
15 | 329a614864 |
hex | 1c6e731d9d |
122112122269 has 2 divisors, whose sum is σ = 122112122270. Its totient is φ = 122112122268.
The previous prime is 122112122117. The next prime is 122112122291. The reversal of 122112122269 is 962221211221.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 81004559769 + 41107562500 = 284613^2 + 202750^2 .
It is a cyclic number.
It is not a de Polignac number, because 122112122269 - 29 = 122112121757 is a prime.
It is a super-2 number, since 2×1221121222692 (a number of 23 digits) contains 22 as substring.
It is a self number, because there is not a number n which added to its sum of digits gives 122112122269.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (122112122299) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61056061134 + 61056061135.
It is an arithmetic number, because the mean of its divisors is an integer number (61056061135).
Almost surely, 2122112122269 is an apocalyptic number.
It is an amenable number.
122112122269 is a deficient number, since it is larger than the sum of its proper divisors (1).
122112122269 is an equidigital number, since it uses as much as digits as its factorization.
122112122269 is an evil number, because the sum of its binary digits is even.
The product of its digits is 3456, while the sum is 31.
The spelling of 122112122269 in words is "one hundred twenty-two billion, one hundred twelve million, one hundred twenty-two thousand, two hundred sixty-nine".
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