Base | Representation |
---|---|
bin | 11010100111101… |
… | …00101011100001 |
3 | 120120011211110021 |
4 | 31103310223201 |
5 | 424131102241 |
6 | 34054033441 |
7 | 5351010226 |
oct | 1523645341 |
9 | 516154407 |
10 | 223300321 |
11 | 105057922 |
12 | 62948881 |
13 | 3735498a |
14 | 2192994d |
15 | 1490d0d1 |
hex | d4f4ae1 |
223300321 has 16 divisors (see below), whose sum is σ = 241390800. Its totient is φ = 205793280.
The previous prime is 223300313. The next prime is 223300327. The reversal of 223300321 is 123003322.
It can be written as a sum of positive squares in 8 ways, for example, as 24800400 + 198499921 = 4980^2 + 14089^2 .
It is a cyclic number.
It is not a de Polignac number, because 223300321 - 23 = 223300313 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 223300295 and 223300304.
It is not an unprimeable number, because it can be changed into a prime (223300327) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 361605 + ... + 362221.
It is an arithmetic number, because the mean of its divisors is an integer number (15086925).
Almost surely, 2223300321 is an apocalyptic number.
It is an amenable number.
223300321 is a deficient number, since it is larger than the sum of its proper divisors (18090479).
223300321 is a wasteful number, since it uses less digits than its factorization.
223300321 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1044.
The product of its (nonzero) digits is 216, while the sum is 16.
The square root of 223300321 is about 14943.2366306634. The cubic root of 223300321 is about 606.6848022527.
Adding to 223300321 its reverse (123003322), we get a palindrome (346303643).
The spelling of 223300321 in words is "two hundred twenty-three million, three hundred thousand, three hundred twenty-one".
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