Base | Representation |
---|---|
bin | 10011100001111… |
… | …01100111010101 |
3 | 102102021102211021 |
4 | 21300331213111 |
5 | 313420031404 |
6 | 24131241141 |
7 | 4026351103 |
oct | 1160754725 |
9 | 372242737 |
10 | 163830229 |
11 | 84529092 |
12 | 46a491b1 |
13 | 27c31c84 |
14 | 17a88c73 |
15 | e5b2454 |
hex | 9c3d9d5 |
163830229 has 2 divisors, whose sum is σ = 163830230. Its totient is φ = 163830228.
The previous prime is 163830223. The next prime is 163830263. The reversal of 163830229 is 922038361.
It is a happy number.
It is an a-pointer prime, because the next prime (163830263) can be obtained adding 163830229 to its sum of digits (34).
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 145323025 + 18507204 = 12055^2 + 4302^2 .
It is a cyclic number.
It is not a de Polignac number, because 163830229 - 27 = 163830101 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 163830194 and 163830203.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (163830223) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 81915114 + 81915115.
It is an arithmetic number, because the mean of its divisors is an integer number (81915115).
Almost surely, 2163830229 is an apocalyptic number.
It is an amenable number.
163830229 is a deficient number, since it is larger than the sum of its proper divisors (1).
163830229 is an equidigital number, since it uses as much as digits as its factorization.
163830229 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 15552, while the sum is 34.
The square root of 163830229 is about 12799.6183146217. The cubic root of 163830229 is about 547.1814250022.
The spelling of 163830229 in words is "one hundred sixty-three million, eight hundred thirty thousand, two hundred twenty-nine".
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