Base | Representation |
---|---|
bin | 11010100101100… |
… | …11001110010101 |
3 | 120112200012200100 |
4 | 31102303032111 |
5 | 424044012323 |
6 | 34044204313 |
7 | 5345512455 |
oct | 1522631625 |
9 | 515605610 |
10 | 223032213 |
11 | 104994448 |
12 | 62839699 |
13 | 3728c931 |
14 | 21899d65 |
15 | 148a8943 |
hex | d4b3395 |
223032213 has 24 divisors (see below), whose sum is σ = 332560800. Its totient is φ = 143963424.
The previous prime is 223032211. The next prime is 223032217. The reversal of 223032213 is 312230322.
It is a happy number.
It is not a de Polignac number, because 223032213 - 21 = 223032211 is a prime.
It is a Curzon number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (223032211) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 32443 + ... + 38711.
It is an arithmetic number, because the mean of its divisors is an integer number (13856700).
Almost surely, 2223032213 is an apocalyptic number.
It is an amenable number.
223032213 is a deficient number, since it is larger than the sum of its proper divisors (109528587).
223032213 is a wasteful number, since it uses less digits than its factorization.
223032213 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 6401 (or 6398 counting only the distinct ones).
The product of its (nonzero) digits is 432, while the sum is 18.
The square root of 223032213 is about 14934.2630551360. The cubic root of 223032213 is about 606.4418974055.
Adding to 223032213 its reverse (312230322), we get a palindrome (535262535).
It can be divided in two parts, 2230 and 32213, that added together give a palindrome (34443).
The spelling of 223032213 in words is "two hundred twenty-three million, thirty-two thousand, two hundred thirteen".
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