Base | Representation |
---|---|
bin | 11010101000100… |
… | …10011100100011 |
3 | 120120102000200220 |
4 | 31110102130203 |
5 | 424144002433 |
6 | 34100414123 |
7 | 5352025542 |
oct | 1524223443 |
9 | 516360626 |
10 | 223422243 |
11 | 105130490 |
12 | 629a7343 |
13 | 37398315 |
14 | 2195c159 |
15 | 149342b3 |
hex | d512723 |
223422243 has 32 divisors (see below), whose sum is σ = 341978112. Its totient is φ = 128505600.
The previous prime is 223422229. The next prime is 223422259. The reversal of 223422243 is 342224322.
It is a happy number.
It is not a de Polignac number, because 223422243 - 224 = 206645027 is a prime.
It is not an unprimeable number, because it can be changed into a prime (223422223) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 47830 + ... + 52292.
It is an arithmetic number, because the mean of its divisors is an integer number (10686816).
Almost surely, 2223422243 is an apocalyptic number.
223422243 is a deficient number, since it is larger than the sum of its proper divisors (118555869).
223422243 is a wasteful number, since it uses less digits than its factorization.
223422243 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 4555.
The product of its digits is 4608, while the sum is 24.
The square root of 223422243 is about 14947.3155783907. The cubic root of 223422243 is about 606.7951988194.
Adding to 223422243 its reverse (342224322), we get a palindrome (565646565).
The spelling of 223422243 in words is "two hundred twenty-three million, four hundred twenty-two thousand, two hundred forty-three".
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