Base | Representation |
---|---|
bin | 101010110000… |
… | …110100011001 |
3 | 210002112020112 |
4 | 222300310121 |
5 | 10332210014 |
6 | 1040134105 |
7 | 164166146 |
oct | 52606431 |
9 | 23075215 |
10 | 11210009 |
11 | 6367278 |
12 | 3907335 |
13 | 2426555 |
14 | 16bb3cd |
15 | eb673e |
hex | ab0d19 |
11210009 has 2 divisors, whose sum is σ = 11210010. Its totient is φ = 11210008.
The previous prime is 11209973. The next prime is 11210011. The reversal of 11210009 is 90001211.
11210009 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 9241600 + 1968409 = 3040^2 + 1403^2 .
It is an emirp because it is prime and its reverse (90001211) is a distict prime.
It is a cyclic number.
It is not a de Polignac number, because 11210009 - 220 = 10161433 is a prime.
Together with 11210011, it forms a pair of twin primes.
It is a Chen prime.
It is a junction number, because it is equal to n+sod(n) for n = 11209975 and 11210002.
It is not a weakly prime, because it can be changed into another prime (11210029) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5605004 + 5605005.
It is an arithmetic number, because the mean of its divisors is an integer number (5605005).
Almost surely, 211210009 is an apocalyptic number.
It is an amenable number.
11210009 is a deficient number, since it is larger than the sum of its proper divisors (1).
11210009 is an equidigital number, since it uses as much as digits as its factorization.
11210009 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.
The square root of 11210009 is about 3348.1351525887. The cubic root of 11210009 is about 223.8044171297.
The spelling of 11210009 in words is "eleven million, two hundred ten thousand, nine".
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