Base | Representation |
---|---|
bin | 1101110010110000000101… |
… | …00111110011011010111100 |
3 | 10222101121212201110120110011 |
4 | 12321120002213303122330 |
5 | 12433421044334024040 |
6 | 144301525534153004 |
7 | 6250231002625246 |
oct | 671300247633274 |
9 | 128347781416404 |
10 | 30331103033020 |
11 | 9734391a28419 |
12 | 349a455052764 |
13 | 13c02980062ba |
14 | 76c067225096 |
15 | 378eacd463ea |
hex | 1b96029f36bc |
30331103033020 has 24 divisors (see below), whose sum is σ = 65176602798384. Its totient is φ = 11850291417216.
The previous prime is 30331103033009. The next prime is 30331103033029. The reversal of 30331103033020 is 2033030113303.
It is a super-2 number, since 2×303311030330202 (a number of 28 digits) contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 30331103032982 and 30331103033000.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (30331103033029) 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, 17634361369 + ... + 17634363088.
It is an arithmetic number, because the mean of its divisors is an integer number (2715691783266).
Almost surely, 230331103033020 is an apocalyptic number.
It is an amenable number.
30331103033020 is an abundant number, since it is smaller than the sum of its proper divisors (34845499765364).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
30331103033020 is a wasteful number, since it uses less digits than its factorization.
30331103033020 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 35268724509 (or 35268724507 counting only the distinct ones).
The product of its (nonzero) digits is 1458, while the sum is 22.
Adding to 30331103033020 its reverse (2033030113303), we get a palindrome (32364133146323).
The spelling of 30331103033020 in words is "thirty trillion, three hundred thirty-one billion, one hundred three million, thirty-three thousand, twenty".
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