Base | Representation |
---|---|
bin | 100111111100000… |
… | …1101001001111101 |
3 | 10110101200212021002 |
4 | 1033320031021331 |
5 | 10221033242023 |
6 | 340551420045 |
7 | 45131644151 |
oct | 11770151175 |
9 | 3411625232 |
10 | 1340134013 |
11 | 62851a579 |
12 | 314984625 |
13 | 18484a80a |
14 | c9dab061 |
15 | 7c9bbb28 |
hex | 4fe0d27d |
1340134013 has 2 divisors, whose sum is σ = 1340134014. Its totient is φ = 1340134012.
The previous prime is 1340134007. The next prime is 1340134063. The reversal of 1340134013 is 3104310431.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 1297584484 + 42549529 = 36022^2 + 6523^2 .
It is a cyclic number.
It is not a de Polignac number, because 1340134013 - 24 = 1340133997 is a prime.
It is a Sophie Germain prime.
It is a Curzon number.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (1340134063) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 670067006 + 670067007.
It is an arithmetic number, because the mean of its divisors is an integer number (670067007).
Almost surely, 21340134013 is an apocalyptic number.
It is an amenable number.
1340134013 is a deficient number, since it is larger than the sum of its proper divisors (1).
1340134013 is an equidigital number, since it uses as much as digits as its factorization.
1340134013 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 432, while the sum is 20.
The square root of 1340134013 is about 36607.8408677704. The cubic root of 1340134013 is about 1102.5105229155.
Adding to 1340134013 its reverse (3104310431), we get a palindrome (4444444444).
The spelling of 1340134013 in words is "one billion, three hundred forty million, one hundred thirty-four thousand, thirteen".
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