Base | Representation |
---|---|
bin | 110001110100… |
… | …011110101101 |
3 | 220120111222012 |
4 | 301310132231 |
5 | 11320410023 |
6 | 1143531005 |
7 | 216002561 |
oct | 61643655 |
9 | 26514865 |
10 | 13060013 |
11 | 74101aa |
12 | 4459a65 |
13 | 2923625 |
14 | 1a3d6a1 |
15 | 122e978 |
hex | c747ad |
13060013 has 2 divisors, whose sum is σ = 13060014. Its totient is φ = 13060012.
The previous prime is 13060009. The next prime is 13060057. The reversal of 13060013 is 31006031.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 9972964 + 3087049 = 3158^2 + 1757^2 .
It is a cyclic number.
It is not a de Polignac number, because 13060013 - 22 = 13060009 is a prime.
It is a Chen prime.
It is a self number, because there is not a number n which added to its sum of digits gives 13060013.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (13060093) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6530006 + 6530007.
It is an arithmetic number, because the mean of its divisors is an integer number (6530007).
Almost surely, 213060013 is an apocalyptic number.
It is an amenable number.
13060013 is a deficient number, since it is larger than the sum of its proper divisors (1).
13060013 is an equidigital number, since it uses as much as digits as its factorization.
13060013 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 54, while the sum is 14.
The square root of 13060013 is about 3613.8639985478. The cubic root of 13060013 is about 235.4947356014.
Adding to 13060013 its reverse (31006031), we get a palindrome (44066044).
The spelling of 13060013 in words is "thirteen million, sixty thousand, thirteen".
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