Base | Representation |
---|---|
bin | 11011111110000111… |
… | …111110000101111000 |
3 | 2212112001222000120210 |
4 | 123332013332011320 |
5 | 443002011242401 |
6 | 21444101551120 |
7 | 2112152613552 |
oct | 337607760570 |
9 | 85461860523 |
10 | 30033305976 |
11 | 11812022333 |
12 | 59a21154a0 |
13 | 2aa8256a8b |
14 | 164ca384d2 |
15 | baba074d6 |
hex | 6fe1fe178 |
30033305976 has 32 divisors (see below), whose sum is σ = 78347756160. Its totient is φ = 9575836512.
The previous prime is 30033305971. The next prime is 30033305983. The reversal of 30033305976 is 67950333003.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (30033305971) 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, 27203530 + ... + 27204633.
It is an arithmetic number, because the mean of its divisors is an integer number (2448367380).
Almost surely, 230033305976 is an apocalyptic number.
It is an amenable number.
30033305976 is an abundant number, since it is smaller than the sum of its proper divisors (48314450184).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
30033305976 is a wasteful number, since it uses less digits than its factorization.
30033305976 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 54408195 (or 54408191 counting only the distinct ones).
The product of its (nonzero) digits is 153090, while the sum is 39.
Adding to 30033305976 its reverse (67950333003), we get a palindrome (97983638979).
The spelling of 30033305976 in words is "thirty billion, thirty-three million, three hundred five thousand, nine hundred seventy-six".
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