Base | Representation |
---|---|
bin | 11010101001100… |
… | …11011001111001 |
3 | 120120122212212211 |
4 | 31110303121321 |
5 | 424212312431 |
6 | 34103335121 |
7 | 5353130245 |
oct | 1524633171 |
9 | 516585784 |
10 | 223557241 |
11 | 105212956 |
12 | 62a514a1 |
13 | 374148bb |
14 | 21995425 |
15 | 1495e2b1 |
hex | d533679 |
223557241 has 2 divisors, whose sum is σ = 223557242. Its totient is φ = 223557240.
The previous prime is 223557227. The next prime is 223557289. The reversal of 223557241 is 142755322.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 222129216 + 1428025 = 14904^2 + 1195^2 .
It is a cyclic number.
It is not a de Polignac number, because 223557241 - 215 = 223524473 is a prime.
It is not a weakly prime, because it can be changed into another prime (223557221) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 111778620 + 111778621.
It is an arithmetic number, because the mean of its divisors is an integer number (111778621).
Almost surely, 2223557241 is an apocalyptic number.
It is an amenable number.
223557241 is a deficient number, since it is larger than the sum of its proper divisors (1).
223557241 is an equidigital number, since it uses as much as digits as its factorization.
223557241 is an evil number, because the sum of its binary digits is even.
The product of its digits is 16800, while the sum is 31.
The square root of 223557241 is about 14951.8306905877. The cubic root of 223557241 is about 606.9173884516.
The spelling of 223557241 in words is "two hundred twenty-three million, five hundred fifty-seven thousand, two hundred forty-one".
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