Base | Representation |
---|---|
bin | 11100000100101010… |
… | …111010110111101000 |
3 | 2212210201121201100102 |
4 | 130010222322313220 |
5 | 443213120143422 |
6 | 21503023524532 |
7 | 2114655246503 |
oct | 340452726750 |
9 | 85721551312 |
10 | 30143131112 |
11 | 11869014606 |
12 | 5a12a59748 |
13 | 2ac4c2a673 |
14 | 165d46613a |
15 | bb649d192 |
hex | 704abade8 |
30143131112 has 16 divisors (see below), whose sum is σ = 56617360800. Its totient is φ = 15045168240.
The previous prime is 30143131063. The next prime is 30143131121. The reversal of 30143131112 is 21113134103.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3294812 + ... + 3303947.
It is an arithmetic number, because the mean of its divisors is an integer number (3538585050).
Almost surely, 230143131112 is an apocalyptic number.
It is an amenable number.
30143131112 is a deficient number, since it is larger than the sum of its proper divisors (26474229688).
30143131112 is a wasteful number, since it uses less digits than its factorization.
30143131112 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 6599336 (or 6599332 counting only the distinct ones).
The product of its (nonzero) digits is 216, while the sum is 20.
Adding to 30143131112 its reverse (21113134103), we get a palindrome (51256265215).
The spelling of 30143131112 in words is "thirty billion, one hundred forty-three million, one hundred thirty-one thousand, one hundred twelve".
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