Base | Representation |
---|---|
bin | 101101000011… |
… | …000110101011 |
3 | 211012222011121 |
4 | 231003012223 |
5 | 11010343240 |
6 | 1101040111 |
7 | 202243066 |
oct | 55030653 |
9 | 24188147 |
10 | 11809195 |
11 | 6736472 |
12 | 3b56037 |
13 | 25a61b8 |
14 | 17d58dd |
15 | 108404a |
hex | b431ab |
11809195 has 8 divisors (see below), whose sum is σ = 14438736. Its totient is φ = 9268896.
The previous prime is 11809181. The next prime is 11809199. The reversal of 11809195 is 59190811.
11809195 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 11809195 - 25 = 11809163 is a prime.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 11809195.
It is not an unprimeable number, because it can be changed into a prime (11809199) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 22017 + ... + 22546.
It is an arithmetic number, because the mean of its divisors is an integer number (1804842).
Almost surely, 211809195 is an apocalyptic number.
11809195 is a deficient number, since it is larger than the sum of its proper divisors (2629541).
11809195 is an equidigital number, since it uses as much as digits as its factorization.
11809195 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 44621.
The product of its (nonzero) digits is 3240, while the sum is 34.
The square root of 11809195 is about 3436.4509308297. The cubic root of 11809195 is about 227.7229308533.
The spelling of 11809195 in words is "eleven million, eight hundred nine thousand, one hundred ninety-five".
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