Base | Representation |
---|---|
bin | 111110111000101… |
… | …1110100010100101 |
3 | 12110001120022102012 |
4 | 1331301132202211 |
5 | 13310142402044 |
6 | 545215124005 |
7 | 103201512422 |
oct | 17561364245 |
9 | 5401508365 |
10 | 2110122149 |
11 | 993122003 |
12 | 4aa813605 |
13 | 2782231b5 |
14 | 160362d49 |
15 | c53b659e |
hex | 7dc5e8a5 |
2110122149 has 2 divisors, whose sum is σ = 2110122150. Its totient is φ = 2110122148.
The previous prime is 2110122139. The next prime is 2110122151. The reversal of 2110122149 is 9412210112.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 1390917025 + 719205124 = 37295^2 + 26818^2 .
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-2110122149 is a prime.
Together with 2110122151, it forms a pair of twin primes.
It is a Chen prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (2110122109) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1055061074 + 1055061075.
It is an arithmetic number, because the mean of its divisors is an integer number (1055061075).
Almost surely, 22110122149 is an apocalyptic number.
It is an amenable number.
2110122149 is a deficient number, since it is larger than the sum of its proper divisors (1).
2110122149 is an equidigital number, since it uses as much as digits as its factorization.
2110122149 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 288, while the sum is 23.
The square root of 2110122149 is about 45936.0658850973. The cubic root of 2110122149 is about 1282.6333622006.
The spelling of 2110122149 in words is "two billion, one hundred ten million, one hundred twenty-two thousand, one hundred forty-nine".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.079 sec. • engine limits •