Base | Representation |
---|---|
bin | 10110111100110011… |
… | …10001000111110011 |
3 | 1011210200120101220202 |
4 | 23132121301013303 |
5 | 200213213400342 |
6 | 5354342425415 |
7 | 614221511165 |
oct | 133631610763 |
9 | 34720511822 |
10 | 12321231347 |
11 | 5253017527 |
12 | 247a43226b |
13 | 1214887349 |
14 | 84c55a935 |
15 | 4c1a75332 |
hex | 2de6711f3 |
12321231347 has 2 divisors, whose sum is σ = 12321231348. Its totient is φ = 12321231346.
The previous prime is 12321231319. The next prime is 12321231379. The reversal of 12321231347 is 74313212321.
It is a weak prime.
It is a cyclic number.
It is not a de Polignac number, because 12321231347 - 214 = 12321214963 is a prime.
It is not a weakly prime, because it can be changed into another prime (12321231947) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6160615673 + 6160615674.
It is an arithmetic number, because the mean of its divisors is an integer number (6160615674).
Almost surely, 212321231347 is an apocalyptic number.
12321231347 is a deficient number, since it is larger than the sum of its proper divisors (1).
12321231347 is an equidigital number, since it uses as much as digits as its factorization.
12321231347 is an evil number, because the sum of its binary digits is even.
The product of its digits is 6048, while the sum is 29.
Adding to 12321231347 its reverse (74313212321), we get a palindrome (86634443668).
The spelling of 12321231347 in words is "twelve billion, three hundred twenty-one million, two hundred thirty-one thousand, three hundred forty-seven".
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