Base | Representation |
---|---|
bin | 111001010111… |
… | …1110101001010 |
3 | 2002121020110022 |
4 | 1302233311022 |
5 | 30200032310 |
6 | 2552420442 |
7 | 513451520 |
oct | 162576512 |
9 | 62536408 |
10 | 30080330 |
11 | 15a85885 |
12 | a0a7722 |
13 | 6302717 |
14 | 3dd0310 |
15 | 2992a55 |
hex | 1cafd4a |
30080330 has 16 divisors (see below), whose sum is σ = 61879680. Its totient is φ = 10313232.
The previous prime is 30080321. The next prime is 30080333. The reversal of 30080330 is 3308003.
It is a happy number.
It is a junction number, because it is equal to n+sod(n) for n = 30080299 and 30080308.
It is not an unprimeable number, because it can be changed into a prime (30080333) 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, 214790 + ... + 214929.
It is an arithmetic number, because the mean of its divisors is an integer number (3867480).
Almost surely, 230080330 is an apocalyptic number.
30080330 is an abundant number, since it is smaller than the sum of its proper divisors (31799350).
30080330 is a wasteful number, since it uses less digits than its factorization.
30080330 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 429733.
The product of its (nonzero) digits is 216, while the sum is 17.
The square root of 30080330 is about 5484.5537648928. The cubic root of 30080330 is about 311.0003411872. Note that the first 3 decimals are identical.
Adding to 30080330 its reverse (3308003), we get a palindrome (33388333).
The spelling of 30080330 in words is "thirty million, eighty thousand, three hundred thirty".
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