Base | Representation |
---|---|
bin | 111000110111001010… |
… | …1011111100011111101 |
3 | 102200012001220111122101 |
4 | 1301232111133203331 |
5 | 4000040203243344 |
6 | 132032513345101 |
7 | 11552001451666 |
oct | 1615625374375 |
9 | 380161814571 |
10 | 122110212349 |
11 | 47872038974 |
12 | 1b7ba568191 |
13 | b69043c628 |
14 | 5ca56d036d |
15 | 329a3889d4 |
hex | 1c6e55f8fd |
122110212349 has 2 divisors, whose sum is σ = 122110212350. Its totient is φ = 122110212348.
The previous prime is 122110212347. The next prime is 122110212397. The reversal of 122110212349 is 943212011221.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 84307187449 + 37803024900 = 290357^2 + 194430^2 .
It is a cyclic number.
It is not a de Polignac number, because 122110212349 - 21 = 122110212347 is a prime.
Together with 122110212347, it forms a pair of twin primes.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (122110212347) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61055106174 + 61055106175.
It is an arithmetic number, because the mean of its divisors is an integer number (61055106175).
Almost surely, 2122110212349 is an apocalyptic number.
It is an amenable number.
122110212349 is a deficient number, since it is larger than the sum of its proper divisors (1).
122110212349 is an equidigital number, since it uses as much as digits as its factorization.
122110212349 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 1728, while the sum is 28.
The spelling of 122110212349 in words is "one hundred twenty-two billion, one hundred ten million, two hundred twelve thousand, three hundred forty-nine".
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