Base | Representation |
---|---|
bin | 11001011011100… |
… | …10110101100111 |
3 | 112212102100112101 |
4 | 30231302311213 |
5 | 414103100203 |
6 | 33100232531 |
7 | 5200200103 |
oct | 1455626547 |
9 | 485370471 |
10 | 213331303 |
11 | aa468a69 |
12 | 5b53b747 |
13 | 35274253 |
14 | 20492903 |
15 | 13ade41d |
hex | cb72d67 |
213331303 has 8 divisors (see below), whose sum is σ = 215042048. Its totient is φ = 211625784.
The previous prime is 213331289. The next prime is 213331361. The reversal of 213331303 is 303133312.
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 213331303 - 25 = 213331271 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (213337303) 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, 127450 + ... + 129112.
It is an arithmetic number, because the mean of its divisors is an integer number (26880256).
Almost surely, 2213331303 is an apocalyptic number.
213331303 is a deficient number, since it is larger than the sum of its proper divisors (1710745).
213331303 is a wasteful number, since it uses less digits than its factorization.
213331303 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2613.
The product of its (nonzero) digits is 486, while the sum is 19.
The square root of 213331303 is about 14605.8653629287. The cubic root of 213331303 is about 597.5187372963.
Adding to 213331303 its reverse (303133312), we get a palindrome (516464615).
The spelling of 213331303 in words is "two hundred thirteen million, three hundred thirty-one thousand, three hundred three".
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