Base | Representation |
---|---|
bin | 1101101111110100001001… |
… | …11111101010010101001100 |
3 | 10222000222110101111212010200 |
4 | 12313322010333222111030 |
5 | 12430242433021011340 |
6 | 144143322310133500 |
7 | 6240026545501602 |
oct | 667720477522514 |
9 | 128028411455120 |
10 | 30230211110220 |
11 | 96a5619087540 |
12 | 3482998651290 |
13 | 13b390979a7b4 |
14 | 76721594b872 |
15 | 376555678330 |
hex | 1b7e84fea54c |
30230211110220 has 144 divisors (see below), whose sum is σ = 100036135993248. Its totient is φ = 7328417402880.
The previous prime is 30230211110219. The next prime is 30230211110237. The reversal of 30230211110220 is 2201111203203.
30230211110220 is a `hidden beast` number, since 3 + 0 + 230 + 211 + 1 + 1 + 0 + 220 = 666.
30230211110220 is digitally balanced in base 5, because in such base it contains all the possibile digits an equal number of times.
It is a Harshad number since it is a multiple of its sum of digits (18).
It is a junction number, because it is equal to n+sod(n) for n = 30230211110193 and 30230211110202.
It is an unprimeable number.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 242600572 + ... + 242725148.
It is an arithmetic number, because the mean of its divisors is an integer number (694695388842).
Almost surely, 230230211110220 is an apocalyptic number.
30230211110220 is a gapful number since it is divisible by the number (30) formed by its first and last digit.
It is an amenable number.
30230211110220 is an abundant number, since it is smaller than the sum of its proper divisors (69805924883028).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
30230211110220 is a wasteful number, since it uses less digits than its factorization.
30230211110220 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 247160 (or 247155 counting only the distinct ones).
The product of its (nonzero) digits is 144, while the sum is 18.
Adding to 30230211110220 its reverse (2201111203203), we get a palindrome (32431322313423).
The spelling of 30230211110220 in words is "thirty trillion, two hundred thirty billion, two hundred eleven million, one hundred ten thousand, two hundred twenty".
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