Base | Representation |
---|---|
bin | 1000100000100100010101 |
3 | 11012022201221 |
4 | 20200210111 |
5 | 1032334144 |
6 | 115450341 |
7 | 24650026 |
oct | 10404425 |
9 | 4168657 |
10 | 2230549 |
11 | 1293932 |
12 | 8b69b1 |
13 | 601369 |
14 | 420c4d |
15 | 2e0d84 |
hex | 220915 |
2230549 has 2 divisors, whose sum is σ = 2230550. Its totient is φ = 2230548.
The previous prime is 2230541. The next prime is 2230561. The reversal of 2230549 is 9450322.
It is a happy number.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 2196324 + 34225 = 1482^2 + 185^2 .
It is a cyclic number.
It is not a de Polignac number, because 2230549 - 23 = 2230541 is a prime.
It is a d-powerful number, because it can be written as 217 + 221 + 37 + 0 + 53 + 4 + 9 .
2230549 is a lucky number.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (2230541) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (7) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1115274 + 1115275.
It is an arithmetic number, because the mean of its divisors is an integer number (1115275).
22230549 is an apocalyptic number.
It is an amenable number.
2230549 is a deficient number, since it is larger than the sum of its proper divisors (1).
2230549 is an equidigital number, since it uses as much as digits as its factorization.
2230549 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 2160, while the sum is 25.
The square root of 2230549 is about 1493.5022597907. The cubic root of 2230549 is about 130.6583760474.
The spelling of 2230549 in words is "two million, two hundred thirty thousand, five hundred forty-nine".
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