Base | Representation |
---|---|
bin | 1101101101111… |
… | …00010101100101 |
3 | 22000111222011121 |
4 | 12312330111211 |
5 | 213424104323 |
6 | 15230133541 |
7 | 2565022003 |
oct | 666742545 |
9 | 260458147 |
10 | 115066213 |
11 | 59a51a49 |
12 | 326512b1 |
13 | 1aaba322 |
14 | 113d3a73 |
15 | a17da5d |
hex | 6dbc565 |
115066213 has 4 divisors (see below), whose sum is σ = 117872748. Its totient is φ = 112259680.
The previous prime is 115066201. The next prime is 115066243. The reversal of 115066213 is 312660511.
It is a semiprime because it is the product of two primes.
It can be written as a sum of positive squares in 2 ways, for example, as 11168964 + 103897249 = 3342^2 + 10193^2 .
It is a cyclic number.
It is not a de Polignac number, because 115066213 - 29 = 115065701 is a prime.
It is a super-2 number, since 2×1150662132 = 26480466748322738, which contains 22 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (115066243) 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, 1403206 + ... + 1403287.
It is an arithmetic number, because the mean of its divisors is an integer number (29468187).
Almost surely, 2115066213 is an apocalyptic number.
It is an amenable number.
115066213 is a deficient number, since it is larger than the sum of its proper divisors (2806535).
115066213 is an equidigital number, since it uses as much as digits as its factorization.
115066213 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2806534.
The product of its (nonzero) digits is 1080, while the sum is 25.
The square root of 115066213 is about 10726.8920475597. The cubic root of 115066213 is about 486.3877256725.
The spelling of 115066213 in words is "one hundred fifteen million, sixty-six thousand, two hundred thirteen".
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