Base | Representation |
---|---|
bin | 1010111001000111… |
… | …0100000001110001 |
3 | 21112202211202210212 |
4 | 2232101310001301 |
5 | 21442004431022 |
6 | 1202045233505 |
7 | 132312532526 |
oct | 25621640161 |
9 | 7482752725 |
10 | 2923905137 |
11 | 127051722a |
12 | 697262895 |
13 | 3779c07aa |
14 | 1da47914d |
15 | 121a623e2 |
hex | ae474071 |
2923905137 has 2 divisors, whose sum is σ = 2923905138. Its totient is φ = 2923905136.
The previous prime is 2923905133. The next prime is 2923905139. The reversal of 2923905137 is 7315093292.
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., 2877678736 + 46226401 = 53644^2 + 6799^2 .
It is a cyclic number.
It is not a de Polignac number, because 2923905137 - 22 = 2923905133 is a prime.
Together with 2923905139, it forms a pair of twin primes.
It is a Chen prime.
It is a junction number, because it is equal to n+sod(n) for n = 2923905094 and 2923905103.
It is not a weakly prime, because it can be changed into another prime (2923905133) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1461952568 + 1461952569.
It is an arithmetic number, because the mean of its divisors is an integer number (1461952569).
Almost surely, 22923905137 is an apocalyptic number.
It is an amenable number.
2923905137 is a deficient number, since it is larger than the sum of its proper divisors (1).
2923905137 is an equidigital number, since it uses as much as digits as its factorization.
2923905137 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 102060, while the sum is 41.
The square root of 2923905137 is about 54073.1461725689. The cubic root of 2923905137 is about 1429.9507924776.
The spelling of 2923905137 in words is "two billion, nine hundred twenty-three million, nine hundred five thousand, one hundred thirty-seven".
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