Base | Representation |
---|---|
bin | 1101101001101111000101… |
… | …01110101001010100100000 |
3 | 10221022000022010102210120121 |
4 | 12310313202232221110200 |
5 | 12413332141024413212 |
6 | 143503335253450024 |
7 | 6215653360134166 |
oct | 664674256512440 |
9 | 127260263383517 |
10 | 30021330310432 |
11 | 9624a7a33aa8a |
12 | 344a402940914 |
13 | 1399ccb605206 |
14 | 75b07c203236 |
15 | 370dcc720d07 |
hex | 1b4de2ba9520 |
30021330310432 has 48 divisors (see below), whose sum is σ = 62591331398400. Its totient is φ = 14125404238848.
The previous prime is 30021330310421. The next prime is 30021330310457. The reversal of 30021330310432 is 23401303312003.
It is a junction number, because it is equal to n+sod(n) for n = 30021330310397 and 30021330310406.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1078968 + ... + 7823479.
It is an arithmetic number, because the mean of its divisors is an integer number (1303986070800).
Almost surely, 230021330310432 is an apocalyptic number.
30021330310432 is a gapful number since it is divisible by the number (32) formed by its first and last digit.
It is an amenable number.
30021330310432 is an abundant number, since it is smaller than the sum of its proper divisors (32570001087968).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
30021330310432 is a wasteful number, since it uses less digits than its factorization.
30021330310432 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 8908673 (or 8908665 counting only the distinct ones).
The product of its (nonzero) digits is 3888, while the sum is 25.
Adding to 30021330310432 its reverse (23401303312003), we get a palindrome (53422633622435).
The spelling of 30021330310432 in words is "thirty trillion, twenty-one billion, three hundred thirty million, three hundred ten thousand, four hundred thirty-two".
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