Base | Representation |
---|---|
bin | 1001001110110110000111… |
… | …11101111010111100001101 |
3 | 2122212210012201122111011211 |
4 | 10213123003331322330031 |
5 | 10130104032111331341 |
6 | 111102142344014421 |
7 | 4163502135150256 |
oct | 447330375727415 |
9 | 78783181574154 |
10 | 20301303230221 |
11 | 6517809468502 |
12 | 233a641461411 |
13 | b4353510b990 |
14 | 5028344c1b2d |
15 | 25313bb72181 |
hex | 1276c3f7af0d |
20301303230221 has 8 divisors (see below), whose sum is σ = 21866432837760. Its totient is φ = 18736672322352.
The previous prime is 20301303230213. The next prime is 20301303230249. The reversal of 20301303230221 is 12203230310302.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 20301303230221 - 23 = 20301303230213 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 20301303230192 and 20301303230201.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (20301303230261) 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, 124590361 + ... + 124753198.
It is an arithmetic number, because the mean of its divisors is an integer number (2733304104720).
Almost surely, 220301303230221 is an apocalyptic number.
It is an amenable number.
20301303230221 is a deficient number, since it is larger than the sum of its proper divisors (1565129607539).
20301303230221 is a wasteful number, since it uses less digits than its factorization.
20301303230221 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 249349835.
The product of its (nonzero) digits is 1296, while the sum is 22.
Adding to 20301303230221 its reverse (12203230310302), we get a palindrome (32504533540523).
The spelling of 20301303230221 in words is "twenty trillion, three hundred one billion, three hundred three million, two hundred thirty thousand, two hundred twenty-one".
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