Base | Representation |
---|---|
bin | 111001010001… |
… | …1100110010110 |
3 | 2002111200201202 |
4 | 1302203212112 |
5 | 30141431410 |
6 | 2551352502 |
7 | 513152456 |
oct | 162434626 |
9 | 62450652 |
10 | 30030230 |
11 | 15a5117a |
12 | a082732 |
13 | 62b5989 |
14 | 3db9d66 |
15 | 2982ca5 |
hex | 1ca3996 |
30030230 has 32 divisors (see below), whose sum is σ = 55417824. Its totient is φ = 11713536.
The previous prime is 30030181. The next prime is 30030269. The reversal of 30030230 is 3203003.
It is a happy number.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 80324 + ... + 80696.
It is an arithmetic number, because the mean of its divisors is an integer number (1731807).
Almost surely, 230030230 is an apocalyptic number.
30030230 is a deficient number, since it is larger than the sum of its proper divisors (25387594).
30030230 is a wasteful number, since it uses less digits than its factorization.
30030230 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 560.
The product of its (nonzero) digits is 54, while the sum is 11.
The square root of 30030230 is about 5479.9844890291. The cubic root of 30030230 is about 310.8275840462.
Adding to 30030230 its reverse (3203003), we get a palindrome (33233233).
The spelling of 30030230 in words is "thirty million, thirty thousand, two hundred thirty".
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