Base | Representation |
---|---|
bin | 1010110010111110010101 |
3 | 12022210100022 |
4 | 22302332111 |
5 | 1211031404 |
6 | 140354525 |
7 | 33025253 |
oct | 12627625 |
9 | 5283308 |
10 | 2830229 |
11 | 1663436 |
12 | b45a45 |
13 | 7812bc |
14 | 5395d3 |
15 | 3ad8be |
hex | 2b2f95 |
2830229 has 2 divisors, whose sum is σ = 2830230. Its totient is φ = 2830228.
The previous prime is 2830187. The next prime is 2830237. The reversal of 2830229 is 9220382.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 2739025 + 91204 = 1655^2 + 302^2 .
It is a cyclic number.
It is not a de Polignac number, because 2830229 - 220 = 1781653 is a prime.
It is a Chen prime.
It is a junction number, because it is equal to n+sod(n) for n = 2830198 and 2830207.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (2830249) 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, 1415114 + 1415115.
It is an arithmetic number, because the mean of its divisors is an integer number (1415115).
22830229 is an apocalyptic number.
It is an amenable number.
2830229 is a deficient number, since it is larger than the sum of its proper divisors (1).
2830229 is an equidigital number, since it uses as much as digits as its factorization.
2830229 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 1728, while the sum is 26.
The square root of 2830229 is about 1682.3284459344. The cubic root of 2830229 is about 141.4513811166.
The spelling of 2830229 in words is "two million, eight hundred thirty thousand, two hundred twenty-nine".
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