Base | Representation |
---|---|
bin | 111001110011… |
… | …0011111101100 |
3 | 2010000121121010 |
4 | 1303212133230 |
5 | 30224213421 |
6 | 3001305220 |
7 | 515403354 |
oct | 163463754 |
9 | 63017533 |
10 | 30304236 |
11 | 16119026 |
12 | a195210 |
13 | 6380601 |
14 | 404bb64 |
15 | 29d9076 |
hex | 1ce67ec |
30304236 has 24 divisors (see below), whose sum is σ = 72991744. Its totient is φ = 9775440.
The previous prime is 30304231. The next prime is 30304243. The reversal of 30304236 is 63240303.
It is not an unprimeable number, because it can be changed into a prime (30304231) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 40360 + ... + 41103.
Almost surely, 230304236 is an apocalyptic number.
It is an amenable number.
30304236 is an abundant number, since it is smaller than the sum of its proper divisors (42687508).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
30304236 is a wasteful number, since it uses less digits than its factorization.
30304236 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 81501 (or 81499 counting only the distinct ones).
The product of its (nonzero) digits is 1296, while the sum is 21.
The square root of 30304236 is about 5504.9283374082. The cubic root of 30304236 is about 311.7700886750.
Adding to 30304236 its reverse (63240303), we get a palindrome (93544539).
The spelling of 30304236 in words is "thirty million, three hundred four thousand, two hundred thirty-six".
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