Base | Representation |
---|---|
bin | 10101100111100011… |
… | …10001111000000101 |
3 | 1002221211221020211011 |
4 | 22303301301320011 |
5 | 142232130334410 |
6 | 5155355042221 |
7 | 560416161403 |
oct | 126361617005 |
9 | 32854836734 |
10 | 11606105605 |
11 | 4a16386a16 |
12 | 22baa40371 |
13 | 112c680313 |
14 | 7c15a6473 |
15 | 47ddb618a |
hex | 2b3c71e05 |
11606105605 has 4 divisors (see below), whose sum is σ = 13927326732. Its totient is φ = 9284884480.
The previous prime is 11606105603. The next prime is 11606105653. The reversal of 11606105605 is 50650160611.
11606105605 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 50650160611 = 41 ⋅1235369771.
It can be written as a sum of positive squares in 2 ways, for example, as 1398236449 + 10207869156 = 37393^2 + 101034^2 .
It is not a de Polignac number, because 11606105605 - 21 = 11606105603 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (11606105603) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1160610556 + ... + 1160610565.
It is an arithmetic number, because the mean of its divisors is an integer number (3481831683).
Almost surely, 211606105605 is an apocalyptic number.
It is an amenable number.
11606105605 is a deficient number, since it is larger than the sum of its proper divisors (2321221127).
11606105605 is an equidigital number, since it uses as much as digits as its factorization.
11606105605 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2321221126.
The product of its (nonzero) digits is 5400, while the sum is 31.
The spelling of 11606105605 in words is "eleven billion, six hundred six million, one hundred five thousand, six hundred five".
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