Base | Representation |
---|---|
bin | 11010100110011… |
… | …10100011000101 |
3 | 120112212220012112 |
4 | 31103032203011 |
5 | 424111103013 |
6 | 34050430405 |
7 | 5346456662 |
oct | 1523164305 |
9 | 515786175 |
10 | 223144133 |
11 | 104a60543 |
12 | 62892405 |
13 | 372cb864 |
14 | 218c8a69 |
15 | 148cbba8 |
hex | d4ce8c5 |
223144133 has 2 divisors, whose sum is σ = 223144134. Its totient is φ = 223144132.
The previous prime is 223144123. The next prime is 223144147. The reversal of 223144133 is 331441322.
223144133 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 223143844 + 289 = 14938^2 + 17^2 .
It is a cyclic number.
It is not a de Polignac number, because 223144133 - 220 = 222095557 is a prime.
It is a super-3 number, since 3×2231441333 (a number of 26 digits) contains 333 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 223144099 and 223144108.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (223144123) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 111572066 + 111572067.
It is an arithmetic number, because the mean of its divisors is an integer number (111572067).
Almost surely, 2223144133 is an apocalyptic number.
It is an amenable number.
223144133 is a deficient number, since it is larger than the sum of its proper divisors (1).
223144133 is an equidigital number, since it uses as much as digits as its factorization.
223144133 is an evil number, because the sum of its binary digits is even.
The product of its digits is 1728, while the sum is 23.
The square root of 223144133 is about 14938.0096733132. The cubic root of 223144133 is about 606.5433201645.
Adding to 223144133 its reverse (331441322), we get a palindrome (554585455).
It can be divided in two parts, 2231 and 44133, that added together give a palindrome (46364).
The spelling of 223144133 in words is "two hundred twenty-three million, one hundred forty-four thousand, one hundred thirty-three".
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