Base | Representation |
---|---|
bin | 111001110110… |
… | …0110100010010 |
3 | 2010001221010011 |
4 | 1303230310102 |
5 | 30231031010 |
6 | 3002025134 |
7 | 515542015 |
oct | 163546422 |
9 | 63057104 |
10 | 30330130 |
11 | 16136526 |
12 | a1a81aa |
13 | 638c32c |
14 | 405737c |
15 | 29e1a8a |
hex | 1cecd12 |
30330130 has 16 divisors (see below), whose sum is σ = 55520640. Its totient is φ = 11926192.
The previous prime is 30330127. The next prime is 30330133. The reversal of 30330130 is 3103303.
It is an interprime number because it is at equal distance from previous prime (30330127) and next prime (30330133).
It is a self number, because there is not a number n which added to its sum of digits gives 30330130.
It is not an unprimeable number, because it can be changed into a prime (30330133) by changing a digit.
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 7 ways as a sum of consecutive naturals, for example, 25114 + ... + 26293.
It is an arithmetic number, because the mean of its divisors is an integer number (3470040).
Almost surely, 230330130 is an apocalyptic number.
30330130 is a deficient number, since it is larger than the sum of its proper divisors (25190510).
30330130 is a wasteful number, since it uses less digits than its factorization.
30330130 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 51473.
The product of its (nonzero) digits is 81, while the sum is 13.
The square root of 30330130 is about 5507.2797277785. The cubic root of 30330130 is about 311.8588625832.
Adding to 30330130 its reverse (3103303), we get a palindrome (33433433).
The spelling of 30330130 in words is "thirty million, three hundred thirty thousand, one hundred thirty".
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