Base | Representation |
---|---|
bin | 111100001101011… |
… | …0101010111000111 |
3 | 12012210112212220111 |
4 | 1320122311113013 |
5 | 13114144101411 |
6 | 532250013451 |
7 | 101031161065 |
oct | 17032652707 |
9 | 5183485814 |
10 | 2020300231 |
11 | 947452514 |
12 | 484717287 |
13 | 262734331 |
14 | 152461035 |
15 | bc572721 |
hex | 786b55c7 |
2020300231 has 2 divisors, whose sum is σ = 2020300232. Its totient is φ = 2020300230.
The previous prime is 2020300211. The next prime is 2020300237. The reversal of 2020300231 is 1320030202.
It is a happy number.
It is a strong prime.
It is a cyclic number.
It is not a de Polignac number, because 2020300231 - 25 = 2020300199 is a prime.
It is a super-2 number, since 2×20203002312 = 8163226046757306722, which contains 22 as substring.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (2020300237) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1010150115 + 1010150116.
It is an arithmetic number, because the mean of its divisors is an integer number (1010150116).
Almost surely, 22020300231 is an apocalyptic number.
2020300231 is a deficient number, since it is larger than the sum of its proper divisors (1).
2020300231 is an equidigital number, since it uses as much as digits as its factorization.
2020300231 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 72, while the sum is 13.
The square root of 2020300231 is about 44947.7500104288. The cubic root of 2020300231 is about 1264.1694894948.
Adding to 2020300231 its reverse (1320030202), we get a palindrome (3340330433).
The spelling of 2020300231 in words is "two billion, twenty million, three hundred thousand, two hundred thirty-one".
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