Base | Representation |
---|---|
bin | 11001101000011… |
… | …001101011001101 |
3 | 1002222011100100202 |
4 | 121220121223031 |
5 | 1340041140300 |
6 | 110400503245 |
7 | 13441056326 |
oct | 3150315315 |
9 | 1088140322 |
10 | 430021325 |
11 | 200810428 |
12 | 10001ab25 |
13 | 6b1231b6 |
14 | 4117b44d |
15 | 27b43ad5 |
hex | 19a19acd |
430021325 has 24 divisors (see below), whose sum is σ = 548543016. Its totient is φ = 334208000.
The previous prime is 430021321. The next prime is 430021327. The reversal of 430021325 is 523120034.
It is a happy number.
It can be written as a sum of positive squares in 12 ways, for example, as 104796169 + 325225156 = 10237^2 + 18034^2 .
It is not a de Polignac number, because 430021325 - 22 = 430021321 is a prime.
It is a super-3 number, since 3×4300213253 (a number of 27 digits) contains 333 as substring.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 430021297 and 430021306.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (430021321) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 287279 + ... + 288771.
It is an arithmetic number, because the mean of its divisors is an integer number (22855959).
Almost surely, 2430021325 is an apocalyptic number.
It is an amenable number.
430021325 is a deficient number, since it is larger than the sum of its proper divisors (118521691).
430021325 is a wasteful number, since it uses less digits than its factorization.
430021325 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1825 (or 1820 counting only the distinct ones).
The product of its (nonzero) digits is 720, while the sum is 20.
The square root of 430021325 is about 20736.9555383619. The cubic root of 430021325 is about 754.7967085665.
Adding to 430021325 its reverse (523120034), we get a palindrome (953141359).
The spelling of 430021325 in words is "four hundred thirty million, twenty-one thousand, three hundred twenty-five".
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