Base | Representation |
---|---|
bin | 10111001001010011… |
… | …10110110110101011 |
3 | 1012001222220220201012 |
4 | 23210221312312223 |
5 | 200422041044202 |
6 | 5413010414135 |
7 | 616634133011 |
oct | 134451666653 |
9 | 35058826635 |
10 | 12426112427 |
11 | 52a7242203 |
12 | 24a959134b |
13 | 1230519761 |
14 | 85c45c8b1 |
15 | 4cad91152 |
hex | 2e4a76dab |
12426112427 has 2 divisors, whose sum is σ = 12426112428. Its totient is φ = 12426112426.
The previous prime is 12426112399. The next prime is 12426112451. The reversal of 12426112427 is 72421162421.
It is a strong prime.
It is an emirp because it is prime and its reverse (72421162421) is a distict prime.
It is a cyclic number.
It is not a de Polignac number, because 12426112427 - 216 = 12426046891 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 12426112393 and 12426112402.
It is not a weakly prime, because it can be changed into another prime (12426132427) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6213056213 + 6213056214.
It is an arithmetic number, because the mean of its divisors is an integer number (6213056214).
Almost surely, 212426112427 is an apocalyptic number.
12426112427 is a deficient number, since it is larger than the sum of its proper divisors (1).
12426112427 is an equidigital number, since it uses as much as digits as its factorization.
12426112427 is an evil number, because the sum of its binary digits is even.
The product of its digits is 10752, while the sum is 32.
Adding to 12426112427 its reverse (72421162421), we get a palindrome (84847274848).
The spelling of 12426112427 in words is "twelve billion, four hundred twenty-six million, one hundred twelve thousand, four hundred twenty-seven".
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