Base | Representation |
---|---|
bin | 11010101000100… |
… | …10011111100001 |
3 | 120120102000221221 |
4 | 31110102133201 |
5 | 424144004213 |
6 | 34100415041 |
7 | 5352026233 |
oct | 1524223741 |
9 | 516360857 |
10 | 223422433 |
11 | 105130643 |
12 | 629a7481 |
13 | 37398430 |
14 | 2195c253 |
15 | 1493438d |
hex | d5127e1 |
223422433 has 4 divisors (see below), whose sum is σ = 240608788. Its totient is φ = 206236080.
The previous prime is 223422431. The next prime is 223422491. The reversal of 223422433 is 334224322.
223422433 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a semiprime because it is the product of two primes.
It can be written as a sum of positive squares in 2 ways, for example, as 120846049 + 102576384 = 10993^2 + 10128^2 .
It is a cyclic number.
It is not a de Polignac number, because 223422433 - 21 = 223422431 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 223422398 and 223422407.
It is not an unprimeable number, because it can be changed into a prime (223422431) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8593158 + ... + 8593183.
It is an arithmetic number, because the mean of its divisors is an integer number (60152197).
Almost surely, 2223422433 is an apocalyptic number.
It is an amenable number.
223422433 is a deficient number, since it is larger than the sum of its proper divisors (17186355).
223422433 is a wasteful number, since it uses less digits than its factorization.
223422433 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 17186354.
The product of its digits is 6912, while the sum is 25.
The square root of 223422433 is about 14947.3219340456. The cubic root of 223422433 is about 606.7953708271.
Adding to 223422433 its reverse (334224322), we get a palindrome (557646755).
The spelling of 223422433 in words is "two hundred twenty-three million, four hundred twenty-two thousand, four hundred thirty-three".
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