Base | Representation |
---|---|
bin | 111001011011… |
… | …1001000000011 |
3 | 2002122202110000 |
4 | 1302313020003 |
5 | 30202011321 |
6 | 2553211043 |
7 | 513634605 |
oct | 162671003 |
9 | 62582400 |
10 | 30110211 |
11 | 15aa627a |
12 | a100a83 |
13 | 63131c1 |
14 | 3ddb175 |
15 | 299b826 |
hex | 1cb7203 |
30110211 has 20 divisors (see below), whose sum is σ = 45189144. Its totient is φ = 19980000.
The previous prime is 30110209. The next prime is 30110233. The reversal of 30110211 is 11201103.
It is not a de Polignac number, because 30110211 - 21 = 30110209 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (9).
It is a junction number, because it is equal to n+sod(n) for n = 30110193 and 30110202.
It is not an unprimeable number, because it can be changed into a prime (30110251) by changing a digit.
It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 19591 + ... + 21071.
Almost surely, 230110211 is an apocalyptic number.
30110211 is a deficient number, since it is larger than the sum of its proper divisors (15078933).
30110211 is a wasteful number, since it uses less digits than its factorization.
30110211 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1744 (or 1735 counting only the distinct ones).
The product of its (nonzero) digits is 6, while the sum is 9.
The square root of 30110211 is about 5487.2771936544. The cubic root of 30110211 is about 311.1032869300.
Adding to 30110211 its reverse (11201103), we get a palindrome (41311314).
The spelling of 30110211 in words is "thirty million, one hundred ten thousand, two hundred eleven".
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