Base | Representation |
---|---|
bin | 11010100101101… |
… | …01111110000101 |
3 | 120112200210002221 |
4 | 31102311332011 |
5 | 424044342321 |
6 | 34044332341 |
7 | 5345560324 |
oct | 1522657605 |
9 | 515623087 |
10 | 223043461 |
11 | 1049a1943 |
12 | 628440b1 |
13 | 37294aa4 |
14 | 218a00bb |
15 | 148abe41 |
hex | d4b5f85 |
223043461 has 2 divisors, whose sum is σ = 223043462. Its totient is φ = 223043460.
The previous prime is 223043411. The next prime is 223043467. The reversal of 223043461 is 164340322.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 123343236 + 99700225 = 11106^2 + 9985^2 .
It is a cyclic number.
It is not a de Polignac number, because 223043461 - 27 = 223043333 is a prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (223043467) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 111521730 + 111521731.
It is an arithmetic number, because the mean of its divisors is an integer number (111521731).
Almost surely, 2223043461 is an apocalyptic number.
It is an amenable number.
223043461 is a deficient number, since it is larger than the sum of its proper divisors (1).
223043461 is an equidigital number, since it uses as much as digits as its factorization.
223043461 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 3456, while the sum is 25.
The square root of 223043461 is about 14934.6396340856. The cubic root of 223043461 is about 606.4520919625.
Adding to 223043461 its reverse (164340322), we get a palindrome (387383783).
The spelling of 223043461 in words is "two hundred twenty-three million, forty-three thousand, four hundred sixty-one".
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