Base | Representation |
---|---|
bin | 11011011101110… |
… | …11010011010101 |
3 | 121001112210200212 |
4 | 31232323103111 |
5 | 432440432313 |
6 | 34510215205 |
7 | 5465261444 |
oct | 1556732325 |
9 | 531483625 |
10 | 230405333 |
11 | 10906aa34 |
12 | 651b4505 |
13 | 38971922 |
14 | 22858d5b |
15 | 153633a8 |
hex | dbbb4d5 |
230405333 has 2 divisors, whose sum is σ = 230405334. Its totient is φ = 230405332.
The previous prime is 230405303. The next prime is 230405339. The reversal of 230405333 is 333504032.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 222099409 + 8305924 = 14903^2 + 2882^2 .
It is a cyclic number.
It is not a de Polignac number, because 230405333 - 218 = 230143189 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 230405299 and 230405308.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (230405339) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 115202666 + 115202667.
It is an arithmetic number, because the mean of its divisors is an integer number (115202667).
Almost surely, 2230405333 is an apocalyptic number.
It is an amenable number.
230405333 is a deficient number, since it is larger than the sum of its proper divisors (1).
230405333 is an equidigital number, since it uses as much as digits as its factorization.
230405333 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 3240, while the sum is 23.
The square root of 230405333 is about 15179.1084389038. The cubic root of 230405333 is about 613.0522758878.
Adding to 230405333 its reverse (333504032), we get a palindrome (563909365).
The spelling of 230405333 in words is "two hundred thirty million, four hundred five thousand, three hundred thirty-three".
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