Base | Representation |
---|---|
bin | 11010100110010… |
… | …11111100010101 |
3 | 120112212100120021 |
4 | 31103023330111 |
5 | 424110232321 |
6 | 34050305141 |
7 | 5346413605 |
oct | 1523137425 |
9 | 515770507 |
10 | 223133461 |
11 | 104a53521 |
12 | 628881b1 |
13 | 372c6a45 |
14 | 218c4c05 |
15 | 148c8941 |
hex | d4cbf15 |
223133461 has 2 divisors, whose sum is σ = 223133462. Its totient is φ = 223133460.
The previous prime is 223133459. The next prime is 223133527. The reversal of 223133461 is 164331322.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 200760561 + 22372900 = 14169^2 + 4730^2 .
It is a cyclic number.
It is not a de Polignac number, because 223133461 - 21 = 223133459 is a prime.
It is a super-3 number, since 3×2231334613 (a number of 26 digits) contains 333 as substring.
Together with 223133459, it forms a pair of twin primes.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (223133411) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 111566730 + 111566731.
It is an arithmetic number, because the mean of its divisors is an integer number (111566731).
Almost surely, 2223133461 is an apocalyptic number.
It is an amenable number.
223133461 is a deficient number, since it is larger than the sum of its proper divisors (1).
223133461 is an equidigital number, since it uses as much as digits as its factorization.
223133461 is an evil number, because the sum of its binary digits is even.
The product of its digits is 2592, while the sum is 25.
The square root of 223133461 is about 14937.6524594730. The cubic root of 223133461 is about 606.5336505795.
Adding to 223133461 its reverse (164331322), we get a palindrome (387464783).
The spelling of 223133461 in words is "two hundred twenty-three million, one hundred thirty-three thousand, four hundred sixty-one".
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