Base | Representation |
---|---|
bin | 100101001001010001000… |
… | …1111111000110010010101 |
3 | 200002001021012122012001021 |
4 | 1022102202033320302111 |
5 | 1132120313131041042 |
6 | 14505134224401141 |
7 | 1034556131253202 |
oct | 112224217706225 |
9 | 20061235565037 |
10 | 5105143221397 |
11 | 1699096291a5a |
12 | 6a54b21761b1 |
13 | 2b054a2c9c7b |
14 | 13913990aca9 |
15 | 8cbe3253867 |
hex | 4a4a23f8c95 |
5105143221397 has 2 divisors, whose sum is σ = 5105143221398. Its totient is φ = 5105143221396.
The previous prime is 5105143221379. The next prime is 5105143221401. The reversal of 5105143221397 is 7931223415015.
Together with previous prime (5105143221379) it forms an Ormiston pair, because they use the same digits, order apart.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 3764088895876 + 1341054325521 = 1940126^2 + 1158039^2 .
It is a cyclic number.
It is not a de Polignac number, because 5105143221397 - 211 = 5105143219349 is a prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (5105143225397) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2552571610698 + 2552571610699.
It is an arithmetic number, because the mean of its divisors is an integer number (2552571610699).
Almost surely, 25105143221397 is an apocalyptic number.
It is an amenable number.
5105143221397 is a deficient number, since it is larger than the sum of its proper divisors (1).
5105143221397 is an equidigital number, since it uses as much as digits as its factorization.
5105143221397 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 226800, while the sum is 43.
The spelling of 5105143221397 in words is "five trillion, one hundred five billion, one hundred forty-three million, two hundred twenty-one thousand, three hundred ninety-seven".
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