Base | Representation |
---|---|
bin | 10111100001111001… |
… | …11001100001110101 |
3 | 1012121101010222012001 |
4 | 23300330321201311 |
5 | 201332400240314 |
6 | 5445300455301 |
7 | 625020614023 |
oct | 136074714165 |
9 | 35541128161 |
10 | 12632430709 |
11 | 53a2750188 |
12 | 25466aa531 |
13 | 12641a6892 |
14 | 87ba07713 |
15 | 4de047674 |
hex | 2f0f39875 |
12632430709 has 2 divisors, whose sum is σ = 12632430710. Its totient is φ = 12632430708.
The previous prime is 12632430677. The next prime is 12632430743. The reversal of 12632430709 is 90703423621.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 12205388484 + 427042225 = 110478^2 + 20665^2 .
It is a cyclic number.
It is not a de Polignac number, because 12632430709 - 25 = 12632430677 is a prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (12632430749) 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, 6316215354 + 6316215355.
It is an arithmetic number, because the mean of its divisors is an integer number (6316215355).
Almost surely, 212632430709 is an apocalyptic number.
It is an amenable number.
12632430709 is a deficient number, since it is larger than the sum of its proper divisors (1).
12632430709 is an equidigital number, since it uses as much as digits as its factorization.
12632430709 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 54432, while the sum is 37.
The spelling of 12632430709 in words is "twelve billion, six hundred thirty-two million, four hundred thirty thousand, seven hundred nine".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.068 sec. • engine limits •