Base | Representation |
---|---|
bin | 10100000101001101… |
… | …00010011100101011 |
3 | 1000211100111100221002 |
4 | 22002212202130223 |
5 | 134034423401433 |
6 | 4541443505215 |
7 | 531110425151 |
oct | 120246423453 |
9 | 30740440832 |
10 | 10781075243 |
11 | 46326aa444 |
12 | 210a68820b |
13 | 102a775483 |
14 | 743ba33d1 |
15 | 4317479e8 |
hex | 2829a272b |
10781075243 has 2 divisors, whose sum is σ = 10781075244. Its totient is φ = 10781075242.
The previous prime is 10781075237. The next prime is 10781075287. The reversal of 10781075243 is 34257018701.
It is a weak prime.
It is a cyclic number.
It is not a de Polignac number, because 10781075243 - 28 = 10781074987 is a prime.
It is a Sophie Germain prime.
It is a junction number, because it is equal to n+sod(n) for n = 10781075197 and 10781075206.
It is not a weakly prime, because it can be changed into another prime (10781075203) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5390537621 + 5390537622.
It is an arithmetic number, because the mean of its divisors is an integer number (5390537622).
Almost surely, 210781075243 is an apocalyptic number.
10781075243 is a deficient number, since it is larger than the sum of its proper divisors (1).
10781075243 is an equidigital number, since it uses as much as digits as its factorization.
10781075243 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 47040, while the sum is 38.
The spelling of 10781075243 in words is "ten billion, seven hundred eighty-one million, seventy-five thousand, two hundred forty-three".
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