Base | Representation |
---|---|
bin | 1101101111110… |
… | …10010110010101 |
3 | 22000222212121000 |
4 | 12313322112111 |
5 | 214010221323 |
6 | 15235413513 |
7 | 2600130351 |
oct | 667722625 |
9 | 260885530 |
10 | 115320213 |
11 | 5a105868 |
12 | 32754299 |
13 | 1ab78b18 |
14 | 1145c461 |
15 | a1cde43 |
hex | 6dfa595 |
115320213 has 32 divisors (see below), whose sum is σ = 174182400. Its totient is φ = 75396528.
The previous prime is 115320169. The next prime is 115320239. The reversal of 115320213 is 312023511.
It is not a de Polignac number, because 115320213 - 214 = 115303829 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (115320263) 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 31 ways as a sum of consecutive naturals, for example, 517020 + ... + 517242.
It is an arithmetic number, because the mean of its divisors is an integer number (5443200).
Almost surely, 2115320213 is an apocalyptic number.
It is an amenable number.
115320213 is a deficient number, since it is larger than the sum of its proper divisors (58862187).
115320213 is a wasteful number, since it uses less digits than its factorization.
115320213 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 518 (or 512 counting only the distinct ones).
The product of its (nonzero) digits is 180, while the sum is 18.
The square root of 115320213 is about 10738.7249243101. The cubic root of 115320213 is about 486.7453507501.
Adding to 115320213 its reverse (312023511), we get a palindrome (427343724).
The spelling of 115320213 in words is "one hundred fifteen million, three hundred twenty thousand, two hundred thirteen".
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