Base | Representation |
---|---|
bin | 100010011100… |
… | …111000111101 |
3 | 121222211111222 |
4 | 202130320331 |
5 | 4302444404 |
6 | 521323125 |
7 | 136523054 |
oct | 42347075 |
9 | 17884458 |
10 | 9031229 |
11 | 5109329 |
12 | 30364a5 |
13 | 1b4292c |
14 | 12b139b |
15 | bd5dbe |
hex | 89ce3d |
9031229 has 2 divisors, whose sum is σ = 9031230. Its totient is φ = 9031228.
The previous prime is 9031207. The next prime is 9031259. The reversal of 9031229 is 9221309.
9031229 is nontrivially palindromic in base 6.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 5784025 + 3247204 = 2405^2 + 1802^2 .
It is a cyclic number.
It is not a de Polignac number, because 9031229 - 212 = 9027133 is a prime.
It is a Sophie Germain prime.
It is a Curzon number.
It is a junction number, because it is equal to n+sod(n) for n = 9031198 and 9031207.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (9031259) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4515614 + 4515615.
It is an arithmetic number, because the mean of its divisors is an integer number (4515615).
Almost surely, 29031229 is an apocalyptic number.
It is an amenable number.
9031229 is a deficient number, since it is larger than the sum of its proper divisors (1).
9031229 is an equidigital number, since it uses as much as digits as its factorization.
9031229 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 972, while the sum is 26.
The square root of 9031229 is about 3005.2003261014. The cubic root of 9031229 is about 208.2486932266.
The spelling of 9031229 in words is "nine million, thirty-one thousand, two hundred twenty-nine".
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