Base | Representation |
---|---|
bin | 11000100111000111… |
… | …01000110001000011 |
3 | 1021002211121111122012 |
4 | 30103203220301003 |
5 | 204030012323021 |
6 | 10023040403135 |
7 | 645300511664 |
oct | 142343506103 |
9 | 37084544565 |
10 | 13213011011 |
11 | 5670444812 |
12 | 26890164ab |
13 | 1327563215 |
14 | 8d4b7736b |
15 | 524ecb35b |
hex | 3138e8c43 |
13213011011 has 2 divisors, whose sum is σ = 13213011012. Its totient is φ = 13213011010.
The previous prime is 13213010983. The next prime is 13213011113. The reversal of 13213011011 is 11011031231.
It is a happy number.
It is a weak prime.
It is a cyclic number.
It is not a de Polignac number, because 13213011011 - 26 = 13213010947 is a prime.
It is not a weakly prime, because it can be changed into another prime (13213017011) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6606505505 + 6606505506.
It is an arithmetic number, because the mean of its divisors is an integer number (6606505506).
Almost surely, 213213011011 is an apocalyptic number.
13213011011 is a deficient number, since it is larger than the sum of its proper divisors (1).
13213011011 is an equidigital number, since it uses as much as digits as its factorization.
13213011011 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 18, while the sum is 14.
Adding to 13213011011 its reverse (11011031231), we get a palindrome (24224042242).
The spelling of 13213011011 in words is "thirteen billion, two hundred thirteen million, eleven thousand, eleven".
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