Base | Representation |
---|---|
bin | 111001110011… |
… | …0101111010011 |
3 | 2010000122222010 |
4 | 1303212233103 |
5 | 30224231420 |
6 | 3001314003 |
7 | 515406312 |
oct | 163465723 |
9 | 63018863 |
10 | 30305235 |
11 | 16119854 |
12 | a195903 |
13 | 6380bbc |
14 | 404c279 |
15 | 29d94e0 |
hex | 1ce6bd3 |
30305235 has 16 divisors (see below), whose sum is σ = 48593664. Its totient is φ = 16127712.
The previous prime is 30305201. The next prime is 30305243. The reversal of 30305235 is 53250303.
It is not a de Polignac number, because 30305235 - 28 = 30304979 is a prime.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5914 + ... + 9776.
It is an arithmetic number, because the mean of its divisors is an integer number (3037104).
Almost surely, 230305235 is an apocalyptic number.
30305235 is a deficient number, since it is larger than the sum of its proper divisors (18288429).
30305235 is a wasteful number, since it uses less digits than its factorization.
30305235 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4394.
The product of its (nonzero) digits is 1350, while the sum is 21.
The square root of 30305235 is about 5505.0190735364. The cubic root of 30305235 is about 311.7735145425.
Adding to 30305235 its reverse (53250303), we get a palindrome (83555538).
The spelling of 30305235 in words is "thirty million, three hundred five thousand, two hundred thirty-five".
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