Base | Representation |
---|---|
bin | 10010101010000000010… |
… | …010111100101101110001 |
3 | 11112120012110100102001121 |
4 | 102222000102330231301 |
5 | 132001120443031022 |
6 | 2420544502502241 |
7 | 161424314121511 |
oct | 22520022745561 |
9 | 4476173312047 |
10 | 1282052705137 |
11 | 4547963689a6 |
12 | 188578a34981 |
13 | 93b87a8b639 |
14 | 460a1b5b841 |
15 | 235384cd2c7 |
hex | 12a804bcb71 |
1282052705137 has 2 divisors, whose sum is σ = 1282052705138. Its totient is φ = 1282052705136.
The previous prime is 1282052705123. The next prime is 1282052705147. The reversal of 1282052705137 is 7315072502821.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 1067483642481 + 214569062656 = 1033191^2 + 463216^2 .
It is a cyclic number.
It is not a de Polignac number, because 1282052705137 - 27 = 1282052705009 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 1282052705093 and 1282052705102.
It is not a weakly prime, because it can be changed into another prime (1282052705117) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 641026352568 + 641026352569.
It is an arithmetic number, because the mean of its divisors is an integer number (641026352569).
Almost surely, 21282052705137 is an apocalyptic number.
It is an amenable number.
1282052705137 is a deficient number, since it is larger than the sum of its proper divisors (1).
1282052705137 is an equidigital number, since it uses as much as digits as its factorization.
1282052705137 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 235200, while the sum is 43.
The spelling of 1282052705137 in words is "one trillion, two hundred eighty-two billion, fifty-two million, seven hundred five thousand, one hundred thirty-seven".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.082 sec. • engine limits •