Base | Representation |
---|---|
bin | 11010100111001… |
… | …10100001000111 |
3 | 120120001212212202 |
4 | 31103212201013 |
5 | 424122223221 |
6 | 34052505115 |
7 | 5350346135 |
oct | 1523464107 |
9 | 516055782 |
10 | 223242311 |
11 | 105018286 |
12 | 6291b19b |
13 | 37334456 |
14 | 21912755 |
15 | 148ead0b |
hex | d4e6847 |
223242311 has 2 divisors, whose sum is σ = 223242312. Its totient is φ = 223242310.
The previous prime is 223242289. The next prime is 223242329. The reversal of 223242311 is 113242322.
223242311 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 is a cyclic number.
It is not a de Polignac number, because 223242311 - 226 = 156133447 is a prime.
It is a super-3 number, since 3×2232423113 (a number of 26 digits) contains 333 as substring.
It is a Chen prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (223242391) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 111621155 + 111621156.
It is an arithmetic number, because the mean of its divisors is an integer number (111621156).
Almost surely, 2223242311 is an apocalyptic number.
223242311 is a deficient number, since it is larger than the sum of its proper divisors (1).
223242311 is an equidigital number, since it uses as much as digits as its factorization.
223242311 is an evil number, because the sum of its binary digits is even.
The product of its digits is 576, while the sum is 20.
The square root of 223242311 is about 14941.2954926941. The cubic root of 223242311 is about 606.6322618992.
Adding to 223242311 its reverse (113242322), we get a palindrome (336484633).
The spelling of 223242311 in words is "two hundred twenty-three million, two hundred forty-two thousand, three hundred eleven".
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