Ninety seven.
99.
97
76 7 82 199 02 and 5
The lowest prime number is 2. The highest prime number less than 100 is 97.
The highest two-digit prime number is 97. Out of that group, the highest (and only) prime number is 71.
99 is not a prime because it can be divisible by 3 and 33
Highest one is 2
The lowest prime number is 2. The highest prime number less than 100 is 91 97.
89.
To find the highest prime factor of 420, we first need to factorize 420 into its prime factors. 420 can be expressed as 2^2 * 3 * 5 * 7. The highest prime factor is 7. Prime factors are numbers that can only be divided by 1 and themselves without leaving a remainder, and the highest prime factor is the largest prime number that can divide the original number.
We can't answer this if you don't provide a range since new higher prime numbers get discovered every year or so. Since the lowest prime number is 2, the product will be whatever the highest prime number is doubled.
2. All larger even numbers will be divisible by it.