Base | Representation |
---|---|
bin | 100001101111101… |
… | …1011001100100011 |
3 | 2220220122101010201 |
4 | 1003133123030203 |
5 | 4304332430311 |
6 | 304205210031 |
7 | 40026326134 |
oct | 10337331443 |
9 | 2826571121 |
10 | 1132311331 |
11 | 531184298 |
12 | 277260917 |
13 | 150784a08 |
14 | aa54dc8b |
15 | 696199c1 |
hex | 437db323 |
1132311331 has 4 divisors (see below), whose sum is σ = 1133279464. Its totient is φ = 1131343200.
The previous prime is 1132311317. The next prime is 1132311347. The reversal of 1132311331 is 1331132311.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 1331132311 = 7789 ⋅170899.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-1132311331 is a prime.
It is a super-2 number, since 2×11323113312 = 2564257900621983122, which contains 22 as substring.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 1132311299 and 1132311308.
It is not an unprimeable number, because it can be changed into a prime (1132311031) 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, 482310 + ... + 484651.
It is an arithmetic number, because the mean of its divisors is an integer number (283319866).
Almost surely, 21132311331 is an apocalyptic number.
1132311331 is a deficient number, since it is larger than the sum of its proper divisors (968133).
1132311331 is an equidigital number, since it uses as much as digits as its factorization.
1132311331 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 968132.
The product of its digits is 162, while the sum is 19.
The square root of 1132311331 is about 33649.8340411955. The cubic root of 1132311331 is about 1042.2901121163.
Adding to 1132311331 its reverse (1331132311), we get a palindrome (2463443642).
The spelling of 1132311331 in words is "one billion, one hundred thirty-two million, three hundred eleven thousand, three hundred thirty-one".
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