Base | Representation |
---|---|
bin | 1011111110100100… |
… | …01000010001110101 |
3 | 121121010222111110102 |
4 | 11333102020101311 |
5 | 101132142114404 |
6 | 2542030203445 |
7 | 315231502223 |
oct | 57722102165 |
9 | 17533874412 |
10 | 6430426229 |
11 | 27aa898447 |
12 | 12b5653585 |
13 | 7b6301346 |
14 | 450053b13 |
15 | 27980b71e |
hex | 17f488475 |
6430426229 has 2 divisors, whose sum is σ = 6430426230. Its totient is φ = 6430426228.
The previous prime is 6430426207. The next prime is 6430426243. The reversal of 6430426229 is 9226240346.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 6209755204 + 220671025 = 78802^2 + 14855^2 .
It is a cyclic number.
It is not a de Polignac number, because 6430426229 - 220 = 6429377653 is a prime.
It is a super-2 number, since 2×64304262292 = 82700762973222320882, which contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 6430426192 and 6430426201.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (6430426259) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3215213114 + 3215213115.
It is an arithmetic number, because the mean of its divisors is an integer number (3215213115).
Almost surely, 26430426229 is an apocalyptic number.
It is an amenable number.
6430426229 is a deficient number, since it is larger than the sum of its proper divisors (1).
6430426229 is an equidigital number, since it uses as much as digits as its factorization.
6430426229 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 124416, while the sum is 38.
The square root of 6430426229 is about 80189.9384524019. The cubic root of 6430426229 is about 1859.5730924695.
The spelling of 6430426229 in words is "six billion, four hundred thirty million, four hundred twenty-six thousand, two hundred twenty-nine".
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