Base | Representation |
---|---|
bin | 11010101111111010101101 |
3 | 111012020200012 |
4 | 122233322231 |
5 | 3243341023 |
6 | 410143005 |
7 | 113413121 |
oct | 32577255 |
9 | 14166605 |
10 | 7012013 |
11 | 3a5a258 |
12 | 2421a65 |
13 | 15b6828 |
14 | d07581 |
15 | 937978 |
hex | 6afead |
7012013 has 2 divisors, whose sum is σ = 7012014. Its totient is φ = 7012012.
The previous prime is 7012009. The next prime is 7012063. The reversal of 7012013 is 3102107.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 5368489 + 1643524 = 2317^2 + 1282^2 .
It is an emirp because it is prime and its reverse (3102107) is a distict prime.
It is a cyclic number.
It is not a de Polignac number, because 7012013 - 22 = 7012009 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 (7012003) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3506006 + 3506007.
It is an arithmetic number, because the mean of its divisors is an integer number (3506007).
Almost surely, 27012013 is an apocalyptic number.
It is an amenable number.
7012013 is a deficient number, since it is larger than the sum of its proper divisors (1).
7012013 is an equidigital number, since it uses as much as digits as its factorization.
7012013 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 42, while the sum is 14.
The square root of 7012013 is about 2648.0205814910. The cubic root of 7012013 is about 191.4024845112.
The spelling of 7012013 in words is "seven million, twelve thousand, thirteen".
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