Base | Representation |
---|---|
bin | 100001101111101… |
… | …1011101000101011 |
3 | 2220220122110121101 |
4 | 1003133123220223 |
5 | 4304333010011 |
6 | 304205222231 |
7 | 40026334315 |
oct | 10337335053 |
9 | 2826573541 |
10 | 1132313131 |
11 | 531185684 |
12 | 277261977 |
13 | 150785791 |
14 | aa5507b5 |
15 | 6961a2c1 |
hex | 437dba2b |
1132313131 has 4 divisors (see below), whose sum is σ = 1138241664. Its totient is φ = 1126384600.
The previous prime is 1132313123. The next prime is 1132313153. The reversal of 1132313131 is 1313132311.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 1313132311 = 9743 ⋅134777.
It is a cyclic number.
It is not a de Polignac number, because 1132313131 - 23 = 1132313123 is a prime.
It is a super-2 number, since 2×11323131312 = 2564266053270046322, 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 = 1132313099 and 1132313108.
It is not an unprimeable number, because it can be changed into a prime (1132310131) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2963980 + ... + 2964361.
It is an arithmetic number, because the mean of its divisors is an integer number (284560416).
Almost surely, 21132313131 is an apocalyptic number.
1132313131 is a deficient number, since it is larger than the sum of its proper divisors (5928533).
1132313131 is an equidigital number, since it uses as much as digits as its factorization.
1132313131 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 5928532.
The product of its digits is 162, while the sum is 19.
The square root of 1132313131 is about 33649.8607872306. The cubic root of 1132313131 is about 1042.2906644147.
Adding to 1132313131 its reverse (1313132311), we get a palindrome (2445445442).
The spelling of 1132313131 in words is "one billion, one hundred thirty-two million, three hundred thirteen thousand, one hundred thirty-one".
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