Base | Representation |
---|---|
bin | 1000001111101100… |
… | …0101100101000011 |
3 | 12201020201112012001 |
4 | 2003323011211003 |
5 | 14013101222033 |
6 | 1003342444431 |
7 | 105563531134 |
oct | 20373054503 |
9 | 5636645161 |
10 | 2213304643 |
11 | a363975a0 |
12 | 519293717 |
13 | 29370c424 |
14 | 16dd41c8b |
15 | ce498e7d |
hex | 83ec5943 |
2213304643 has 16 divisors (see below), whose sum is σ = 2500477056. Its totient is φ = 1941589440.
The previous prime is 2213304637. The next prime is 2213304673. The reversal of 2213304643 is 3464033122.
It is a cyclic number.
It is not a de Polignac number, because 2213304643 - 221 = 2211207491 is a prime.
It is not an unprimeable number, because it can be changed into a prime (2213304673) 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, 11071 + ... + 67447.
It is an arithmetic number, because the mean of its divisors is an integer number (156279816).
Almost surely, 22213304643 is an apocalyptic number.
2213304643 is a deficient number, since it is larger than the sum of its proper divisors (287172413).
2213304643 is a wasteful number, since it uses less digits than its factorization.
2213304643 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 56514.
The product of its (nonzero) digits is 10368, while the sum is 28.
The square root of 2213304643 is about 47045.7717866335. The cubic root of 2213304643 is about 1303.2079831319.
Adding to 2213304643 its reverse (3464033122), we get a palindrome (5677337765).
The spelling of 2213304643 in words is "two billion, two hundred thirteen million, three hundred four thousand, six hundred forty-three".
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