Base | Representation |
---|---|
bin | 101101011011… |
… | …111110000001 |
3 | 211102010212200 |
4 | 231123332001 |
5 | 11022123131 |
6 | 1103143413 |
7 | 203146032 |
oct | 55337601 |
9 | 24363780 |
10 | 11911041 |
11 | 67a5a3a |
12 | 3ba4b69 |
13 | 261066c |
14 | 1820a89 |
15 | 10a42e6 |
hex | b5bf81 |
11911041 has 12 divisors (see below), whose sum is σ = 17237220. Its totient is φ = 7925760.
The previous prime is 11911027. The next prime is 11911057. The reversal of 11911041 is 14011911.
11911041 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.
It can be written as a sum of positive squares in 2 ways, for example, as 6780816 + 5130225 = 2604^2 + 2265^2 .
It is not a de Polignac number, because 11911041 - 29 = 11910529 is a prime.
It is not an unprimeable number, because it can be changed into a prime (11911241) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 6061 + ... + 7781.
It is an arithmetic number, because the mean of its divisors is an integer number (1436435).
Almost surely, 211911041 is an apocalyptic number.
It is an amenable number.
11911041 is a deficient number, since it is larger than the sum of its proper divisors (5326179).
11911041 is a wasteful number, since it uses less digits than its factorization.
11911041 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2496 (or 2493 counting only the distinct ones).
The product of its (nonzero) digits is 36, while the sum is 18.
The square root of 11911041 is about 3451.2376041067. The cubic root of 11911041 is about 228.3757078843.
Adding to 11911041 its reverse (14011911), we get a palindrome (25922952).
The spelling of 11911041 in words is "eleven million, nine hundred eleven thousand, forty-one".
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