Base | Representation |
---|---|
bin | 10100110000100110… |
… | …01111011001101001 |
3 | 1001202201111111220222 |
4 | 22120103033121221 |
5 | 140311122141431 |
6 | 5041530255425 |
7 | 543120626231 |
oct | 123023173151 |
9 | 31681444828 |
10 | 11145115241 |
11 | 47aa144047 |
12 | 21b0587575 |
13 | 1088006060 |
14 | 77a286cc1 |
15 | 4536a657b |
hex | 2984cf669 |
11145115241 has 4 divisors (see below), whose sum is σ = 12002431812. Its totient is φ = 10287798672.
The previous prime is 11145115211. The next prime is 11145115243. The reversal of 11145115241 is 14251154111.
11145115241 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: 14251154111 = 17 ⋅838303183.
It can be written as a sum of positive squares in 2 ways, for example, as 2743559641 + 8401555600 = 52379^2 + 91660^2 .
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-11145115241 is a prime.
It is a super-3 number, since 3×111451152413 (a number of 31 digits) contains 333 as substring.
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 11145115241.
It is not an unprimeable number, because it can be changed into a prime (11145115243) 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, 428658266 + ... + 428658291.
It is an arithmetic number, because the mean of its divisors is an integer number (3000607953).
Almost surely, 211145115241 is an apocalyptic number.
It is an amenable number.
11145115241 is a deficient number, since it is larger than the sum of its proper divisors (857316571).
11145115241 is an equidigital number, since it uses as much as digits as its factorization.
11145115241 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 857316570.
The product of its digits is 800, while the sum is 26.
Adding to 11145115241 its reverse (14251154111), we get a palindrome (25396269352).
The spelling of 11145115241 in words is "eleven billion, one hundred forty-five million, one hundred fifteen thousand, two hundred forty-one".
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