Base | Representation |
---|---|
bin | 11010101000100… |
… | …10101111010001 |
3 | 120120102002100021 |
4 | 31110102233101 |
5 | 424144022231 |
6 | 34100423441 |
7 | 5352032203 |
oct | 1524225721 |
9 | 516362307 |
10 | 223423441 |
11 | 10513137a |
12 | 629a7b81 |
13 | 37398a27 |
14 | 2195c773 |
15 | 14934811 |
hex | d512bd1 |
223423441 has 2 divisors, whose sum is σ = 223423442. Its totient is φ = 223423440.
The previous prime is 223423393. The next prime is 223423463. The reversal of 223423441 is 144324322.
It is a happy number.
223423441 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 155525841 + 67897600 = 12471^2 + 8240^2 .
It is a cyclic number.
It is not a de Polignac number, because 223423441 - 29 = 223422929 is a prime.
It is not a weakly prime, because it can be changed into another prime (223423471) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 111711720 + 111711721.
It is an arithmetic number, because the mean of its divisors is an integer number (111711721).
Almost surely, 2223423441 is an apocalyptic number.
It is an amenable number.
223423441 is a deficient number, since it is larger than the sum of its proper divisors (1).
223423441 is an equidigital number, since it uses as much as digits as its factorization.
223423441 is an evil number, because the sum of its binary digits is even.
The product of its digits is 4608, while the sum is 25.
The square root of 223423441 is about 14947.3556524223. The cubic root of 223423441 is about 606.7962833717.
Adding to 223423441 its reverse (144324322), we get a palindrome (367747763).
The spelling of 223423441 in words is "two hundred twenty-three million, four hundred twenty-three thousand, four hundred forty-one".
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