Base | Representation |
---|---|
bin | 10110110011010001… |
… | …01000010010110101 |
3 | 1011121010001111011021 |
4 | 23121220220102311 |
5 | 200032224210034 |
6 | 5342404141141 |
7 | 612230556025 |
oct | 133150502265 |
9 | 34533044137 |
10 | 12241241269 |
11 | 5211952824 |
12 | 24576977b1 |
13 | 120112b63a |
14 | 841a97a85 |
15 | 4b9a246b4 |
hex | 2d9a284b5 |
12241241269 has 2 divisors, whose sum is σ = 12241241270. Its totient is φ = 12241241268.
The previous prime is 12241241239. The next prime is 12241241377. The reversal of 12241241269 is 96214214221.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 11780280369 + 460960900 = 108537^2 + 21470^2 .
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-12241241269 is a prime.
It is a super-2 number, since 2×122412412692 (a number of 21 digits) contains 22 as substring.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (12241241239) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6120620634 + 6120620635.
It is an arithmetic number, because the mean of its divisors is an integer number (6120620635).
Almost surely, 212241241269 is an apocalyptic number.
It is an amenable number.
12241241269 is a deficient number, since it is larger than the sum of its proper divisors (1).
12241241269 is an equidigital number, since it uses as much as digits as its factorization.
12241241269 is an evil number, because the sum of its binary digits is even.
The product of its digits is 13824, while the sum is 34.
The spelling of 12241241269 in words is "twelve billion, two hundred forty-one million, two hundred forty-one thousand, two hundred sixty-nine".
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