Base | Representation |
---|---|
bin | 10111111111101011… |
… | …11000100100010001 |
3 | 1020020210020002211102 |
4 | 23333311320210101 |
5 | 202340324000001 |
6 | 5530143154145 |
7 | 634143214115 |
oct | 137765704421 |
9 | 36223202742 |
10 | 12882250001 |
11 | 5510770105 |
12 | 25b62a5955 |
13 | 12a3b84c4a |
14 | 8a2c77745 |
15 | 505e42e6b |
hex | 2ffd78911 |
12882250001 has 2 divisors, whose sum is σ = 12882250002. Its totient is φ = 12882250000.
The previous prime is 12882249971. The next prime is 12882250033. The reversal of 12882250001 is 10005228821.
It is a happy number.
It is a Cunningham number, because it is equal to 1135002+1.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 12882250000 + 1 = 113500^2 + 1^2 .
It is a cyclic number.
It is not a de Polignac number, because 12882250001 - 218 = 12881987857 is a prime.
It is not a weakly prime, because it can be changed into another prime (12882250081) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6441125000 + 6441125001.
It is an arithmetic number, because the mean of its divisors is an integer number (6441125001).
Almost surely, 212882250001 is an apocalyptic number.
It is an amenable number.
12882250001 is a deficient number, since it is larger than the sum of its proper divisors (1).
12882250001 is an equidigital number, since it uses as much as digits as its factorization.
12882250001 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 2560, while the sum is 29.
Adding to 12882250001 its reverse (10005228821), we get a palindrome (22887478822).
The spelling of 12882250001 in words is "twelve billion, eight hundred eighty-two million, two hundred fifty thousand, one".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.069 sec. • engine limits •