Base | Representation |
---|---|
bin | 1101101010000001101100… |
… | …10000100011100011011110 |
3 | 10221022222002102220002112111 |
4 | 12311000312100203203132 |
5 | 12414013121320040410 |
6 | 143512110530424234 |
7 | 6216456101100265 |
oct | 665006620434336 |
9 | 127288072802474 |
10 | 30031321643230 |
11 | 9629237175216 |
12 | 3450330a3207a |
13 | 139ac3157965b |
14 | 75b74914b5dc |
15 | 3712b496ab8a |
hex | 1b50364238de |
30031321643230 has 16 divisors (see below), whose sum is σ = 54057452688720. Its totient is φ = 12012290050432.
The previous prime is 30031321643227. The next prime is 30031321643237. The reversal of 30031321643230 is 3234612313003.
It is a junction number, because it is equal to n+sod(n) for n = 30031321643192 and 30031321643201.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (30031321643237) 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, 29296795 + ... + 30304534.
It is an arithmetic number, because the mean of its divisors is an integer number (3378590793045).
Almost surely, 230031321643230 is an apocalyptic number.
30031321643230 is a deficient number, since it is larger than the sum of its proper divisors (24026131045490).
30031321643230 is a wasteful number, since it uses less digits than its factorization.
30031321643230 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 59651723.
The product of its (nonzero) digits is 23328, while the sum is 31.
Adding to 30031321643230 its reverse (3234612313003), we get a palindrome (33265933956233).
The spelling of 30031321643230 in words is "thirty trillion, thirty-one billion, three hundred twenty-one million, six hundred forty-three thousand, two hundred thirty".
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