Base | Representation |
---|---|
bin | 1101101101011… |
… | …01001100111101 |
3 | 22000101211010121 |
4 | 12312231030331 |
5 | 213420113341 |
6 | 15224534541 |
7 | 2564343163 |
oct | 666551475 |
9 | 260354117 |
10 | 115004221 |
11 | 59a0a412 |
12 | 32621451 |
13 | 1aa98047 |
14 | 113b9233 |
15 | a16a4d1 |
hex | 6dad33d |
115004221 has 8 divisors (see below), whose sum is σ = 118145664. Its totient is φ = 111878880.
The previous prime is 115004213. The next prime is 115004233. The reversal of 115004221 is 122400511.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 115004221 - 23 = 115004213 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 115004195 and 115004204.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (115004521) 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 7 ways as a sum of consecutive naturals, for example, 11226 + ... + 18868.
It is an arithmetic number, because the mean of its divisors is an integer number (14768208).
Almost surely, 2115004221 is an apocalyptic number.
It is an amenable number.
115004221 is a deficient number, since it is larger than the sum of its proper divisors (3141443).
115004221 is an equidigital number, since it uses as much as digits as its factorization.
115004221 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 8051.
The product of its (nonzero) digits is 80, while the sum is 16.
The square root of 115004221 is about 10724.0020980975. The cubic root of 115004221 is about 486.3003627431.
Adding to 115004221 its reverse (122400511), we get a palindrome (237404732).
The spelling of 115004221 in words is "one hundred fifteen million, four thousand, two hundred twenty-one".
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