Base | Representation |
---|---|
bin | 11010101000100… |
… | …00001111011101 |
3 | 120120101120022110 |
4 | 31110100033131 |
5 | 424143210323 |
6 | 34100304233 |
7 | 5351660322 |
oct | 1524201735 |
9 | 516346273 |
10 | 223413213 |
11 | 105124721 |
12 | 629a2079 |
13 | 3739418a |
14 | 21958b49 |
15 | 14931793 |
hex | d5103dd |
223413213 has 16 divisors (see below), whose sum is σ = 302172416. Its totient is φ = 146810880.
The previous prime is 223413181. The next prime is 223413217. The reversal of 223413213 is 312314322.
223413213 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is not a de Polignac number, because 223413213 - 25 = 223413181 is a prime.
It is a Duffinian number.
It is a Curzon number.
It is a self number, because there is not a number n which added to its sum of digits gives 223413213.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (223413217) 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, 77445 + ... + 80277.
It is an arithmetic number, because the mean of its divisors is an integer number (18885776).
Almost surely, 2223413213 is an apocalyptic number.
It is an amenable number.
223413213 is a deficient number, since it is larger than the sum of its proper divisors (78759203).
223413213 is a wasteful number, since it uses less digits than its factorization.
223413213 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3204.
The product of its digits is 864, while the sum is 21.
The square root of 223413213 is about 14947.0135144115. The cubic root of 223413213 is about 606.7870238135.
Adding to 223413213 its reverse (312314322), we get a palindrome (535727535).
The spelling of 223413213 in words is "two hundred twenty-three million, four hundred thirteen thousand, two hundred thirteen".
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