Base | Representation |
---|---|
bin | 1010010000100… |
… | …1011000001001 |
3 | 2222222011002122 |
4 | 2210021120021 |
5 | 42003430100 |
6 | 4134141025 |
7 | 1031514653 |
oct | 244113011 |
9 | 88864078 |
10 | 43030025 |
11 | 22320105 |
12 | 124b1775 |
13 | 8bb7a6c |
14 | 5a016d3 |
15 | 3b9e985 |
hex | 2909609 |
43030025 has 6 divisors (see below), whose sum is σ = 53357262. Its totient is φ = 34424000.
The previous prime is 43030021. The next prime is 43030027. The reversal of 43030025 is 52003034.
It can be written as a sum of positive squares in 3 ways, for example, as 6801664 + 36228361 = 2608^2 + 6019^2 .
It is not a de Polignac number, because 43030025 - 22 = 43030021 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 43029985 and 43030012.
It is not an unprimeable number, because it can be changed into a prime (43030021) by changing a digit.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 860576 + ... + 860625.
It is an arithmetic number, because the mean of its divisors is an integer number (8892877).
Almost surely, 243030025 is an apocalyptic number.
It is an amenable number.
43030025 is a deficient number, since it is larger than the sum of its proper divisors (10327237).
43030025 is a wasteful number, since it uses less digits than its factorization.
43030025 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1721211 (or 1721206 counting only the distinct ones).
The product of its (nonzero) digits is 360, while the sum is 17.
The square root of 43030025 is about 6559.7275095845. The cubic root of 43030025 is about 350.4213293357.
Adding to 43030025 its reverse (52003034), we get a palindrome (95033059).
The spelling of 43030025 in words is "forty-three million, thirty thousand, twenty-five".
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