Base | Representation |
---|---|
bin | 1001010010100110001110… |
… | …11110000111110111111010 |
3 | 2200100002221112101211020112 |
4 | 10221103013132013313322 |
5 | 10134212033010203310 |
6 | 111241302005224322 |
7 | 4206014450254124 |
oct | 451230736076772 |
9 | 80302845354215 |
10 | 20430211022330 |
11 | 656744956468a |
12 | 235b6184020a2 |
13 | b52739930445 |
14 | 508b828ba214 |
15 | 256683b8d705 |
hex | 1294c7787dfa |
20430211022330 has 16 divisors (see below), whose sum is σ = 36774441024264. Its totient is φ = 8172070812480.
The previous prime is 20430211022267. The next prime is 20430211022341. The reversal of 20430211022330 is 3322011203402.
It can be written as a sum of positive squares in 4 ways, for example, as 13582165789201 + 6848045233129 = 3685399^2 + 2616877^2 .
It is a Curzon number.
It is a junction number, because it is equal to n+sod(n) for n = 20430211022296 and 20430211022305.
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, 6491084 + ... + 9110136.
Almost surely, 220430211022330 is an apocalyptic number.
20430211022330 is a deficient number, since it is larger than the sum of its proper divisors (16344230001934).
20430211022330 is a wasteful number, since it uses less digits than its factorization.
20430211022330 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3399121.
The product of its (nonzero) digits is 1728, while the sum is 23.
Adding to 20430211022330 its reverse (3322011203402), we get a palindrome (23752222225732).
The spelling of 20430211022330 in words is "twenty trillion, four hundred thirty billion, two hundred eleven million, twenty-two thousand, three hundred thirty".
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