Base | Representation |
---|---|
bin | 1010000100111100… |
… | …1010100010100101 |
3 | 20222112010200100012 |
4 | 2201033022202211 |
5 | 21020001411414 |
6 | 1124231500005 |
7 | 124015013435 |
oct | 24117124245 |
9 | 6875120305 |
10 | 2705107109 |
11 | 1168a65011 |
12 | 635b27605 |
13 | 3415841c3 |
14 | 1b93a22c5 |
15 | 10c74333e |
hex | a13ca8a5 |
2705107109 has 2 divisors, whose sum is σ = 2705107110. Its totient is φ = 2705107108.
The previous prime is 2705107039. The next prime is 2705107117. The reversal of 2705107109 is 9017015072.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 2077354084 + 627753025 = 45578^2 + 25055^2 .
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-2705107109 is a prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (2705907109) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1352553554 + 1352553555.
It is an arithmetic number, because the mean of its divisors is an integer number (1352553555).
Almost surely, 22705107109 is an apocalyptic number.
It is an amenable number.
2705107109 is a deficient number, since it is larger than the sum of its proper divisors (1).
2705107109 is an equidigital number, since it uses as much as digits as its factorization.
2705107109 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 4410, while the sum is 32.
The square root of 2705107109 is about 52010.6441894349. The cubic root of 2705107109 is about 1393.3540637710.
The spelling of 2705107109 in words is "two billion, seven hundred five million, one hundred seven thousand, one hundred nine".
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