Base | Representation |
---|---|
bin | 11011111110000111… |
… | …100110101100010010 |
3 | 2212112001210011002221 |
4 | 123332013212230102 |
5 | 443002000211010 |
6 | 21444055531254 |
7 | 2112152034250 |
oct | 337607465422 |
9 | 85461704087 |
10 | 30033210130 |
11 | 11811a67320 |
12 | 59a2089b2a |
13 | 2aa8222271 |
14 | 164ca115d0 |
15 | bab9d8dda |
hex | 6fe1e6b12 |
30033210130 has 128 divisors (see below), whose sum is σ = 73236234240. Its totient is φ = 8582112000.
The previous prime is 30033210047. The next prime is 30033210133. The reversal of 30033210130 is 3101233003.
It is not an unprimeable number, because it can be changed into a prime (30033210133) by changing a digit.
It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 420420 + ... + 486640.
It is an arithmetic number, because the mean of its divisors is an integer number (572158080).
Almost surely, 230033210130 is an apocalyptic number.
30033210130 is an abundant number, since it is smaller than the sum of its proper divisors (43203024110).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
30033210130 is a wasteful number, since it uses less digits than its factorization.
30033210130 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 66296.
The product of its (nonzero) digits is 162, while the sum is 16.
Adding to 30033210130 its reverse (3101233003), we get a palindrome (33134443133).
The spelling of 30033210130 in words is "thirty billion, thirty-three million, two hundred ten thousand, one hundred thirty".
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