Base | Representation |
---|---|
bin | 111000110111000001… |
… | …1111011010111001101 |
3 | 102200011202020120011012 |
4 | 1301232003323113031 |
5 | 4000033013421004 |
6 | 132032230535005 |
7 | 11551614353105 |
oct | 1615603732715 |
9 | 380152216135 |
10 | 122105607629 |
11 | 4786a483315 |
12 | 1b7b8b07465 |
13 | b68c4b9745 |
14 | 5ca4c52205 |
15 | 3299c7946e |
hex | 1c6e0fb5cd |
122105607629 has 2 divisors, whose sum is σ = 122105607630. Its totient is φ = 122105607628.
The previous prime is 122105607607. The next prime is 122105607703. The reversal of 122105607629 is 926706501221.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 113500262404 + 8605345225 = 336898^2 + 92765^2 .
It is an emirp because it is prime and its reverse (926706501221) is a distict prime.
It is a cyclic number.
It is not a de Polignac number, because 122105607629 - 232 = 117810640333 is a prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (122105607229) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61052803814 + 61052803815.
It is an arithmetic number, because the mean of its divisors is an integer number (61052803815).
Almost surely, 2122105607629 is an apocalyptic number.
It is an amenable number.
122105607629 is a deficient number, since it is larger than the sum of its proper divisors (1).
122105607629 is an equidigital number, since it uses as much as digits as its factorization.
122105607629 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 90720, while the sum is 41.
The spelling of 122105607629 in words is "one hundred twenty-two billion, one hundred five million, six hundred seven thousand, six hundred twenty-nine".
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