Base | Representation |
---|---|
bin | 10011001101010011… |
… | …00011111110101001 |
3 | 222121200001020221001 |
4 | 21212221203332221 |
5 | 132104344342042 |
6 | 4423132115001 |
7 | 513354311452 |
oct | 114651437651 |
9 | 28550036831 |
10 | 10312105897 |
11 | 4411a07875 |
12 | 1bb9605a61 |
13 | c84566512 |
14 | 6db7a8129 |
15 | 4054adbb7 |
hex | 266a63fa9 |
10312105897 has 2 divisors, whose sum is σ = 10312105898. Its totient is φ = 10312105896.
The previous prime is 10312105891. The next prime is 10312105901. The reversal of 10312105897 is 79850121301.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 8655697296 + 1656408601 = 93036^2 + 40699^2 .
It is an emirp because it is prime and its reverse (79850121301) is a distict prime.
It is a cyclic number.
It is not a de Polignac number, because 10312105897 - 211 = 10312103849 is a prime.
It is not a weakly prime, because it can be changed into another prime (10312105891) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5156052948 + 5156052949.
It is an arithmetic number, because the mean of its divisors is an integer number (5156052949).
Almost surely, 210312105897 is an apocalyptic number.
It is an amenable number.
10312105897 is a deficient number, since it is larger than the sum of its proper divisors (1).
10312105897 is an equidigital number, since it uses as much as digits as its factorization.
10312105897 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 15120, while the sum is 37.
The spelling of 10312105897 in words is "ten billion, three hundred twelve million, one hundred five thousand, eight hundred ninety-seven".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.167 sec. • engine limits •