Base | Representation |
---|---|
bin | 10110100000010001… |
… | …11111000000100111 |
3 | 1011012000022200122202 |
4 | 23100020333000213 |
5 | 144220434411014 |
6 | 5314514045115 |
7 | 605254613144 |
oct | 132010770047 |
9 | 34160280582 |
10 | 12081950759 |
11 | 513aa4547a |
12 | 241227979b |
13 | 11a7128ab8 |
14 | 8288713cb |
15 | 4aaa5c3de |
hex | 2d023f027 |
12081950759 has 2 divisors, whose sum is σ = 12081950760. Its totient is φ = 12081950758.
The previous prime is 12081950737. The next prime is 12081950891. The reversal of 12081950759 is 95705918021.
It is a happy number.
It is a weak prime.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-12081950759 is a prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (12081950459) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6040975379 + 6040975380.
It is an arithmetic number, because the mean of its divisors is an integer number (6040975380).
Almost surely, 212081950759 is an apocalyptic number.
12081950759 is a deficient number, since it is larger than the sum of its proper divisors (1).
12081950759 is an equidigital number, since it uses as much as digits as its factorization.
12081950759 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 226800, while the sum is 47.
The spelling of 12081950759 in words is "twelve billion, eighty-one million, nine hundred fifty thousand, seven hundred fifty-nine".
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