Base | Representation |
---|---|
bin | 10110100101000101… |
… | …10111001101101111 |
3 | 1011021211020002022221 |
4 | 23102202313031233 |
5 | 144311301222012 |
6 | 5322514420211 |
7 | 606254520313 |
oct | 132242671557 |
9 | 34254202287 |
10 | 12122289007 |
11 | 5160797174 |
12 | 2423891667 |
13 | 11b25b059a |
14 | 82dd71b43 |
15 | 4ae379507 |
hex | 2d28b736f |
12122289007 has 2 divisors, whose sum is σ = 12122289008. Its totient is φ = 12122289006.
The previous prime is 12122288993. The next prime is 12122289013. The reversal of 12122289007 is 70098222121.
It is a strong prime.
It is an emirp because it is prime and its reverse (70098222121) is a distict prime.
It is a cyclic number.
It is not a de Polignac number, because 12122289007 - 211 = 12122286959 is a prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (12122289017) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6061144503 + 6061144504.
It is an arithmetic number, because the mean of its divisors is an integer number (6061144504).
Almost surely, 212122289007 is an apocalyptic number.
12122289007 is a deficient number, since it is larger than the sum of its proper divisors (1).
12122289007 is an equidigital number, since it uses as much as digits as its factorization.
12122289007 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 8064, while the sum is 34.
The spelling of 12122289007 in words is "twelve billion, one hundred twenty-two million, two hundred eighty-nine thousand, seven".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.064 sec. • engine limits •