Three is 33's lowest prime factor.
107 is.
2
You don't. The lowest common factor is always 1.
The answer is :::: 2 ::::::::
223
As a product of its prime factors: 2*2*19 = 76
There are many numbers with 12 prime factors. They are very, very big. The number with the lowest 12 prime factors is 7420738134810 if you start with 2 as the lowest factor. If you start with 1 as the lowest factor, then the number is 200560490130. 2048 has 12 factors.
When the lowest branch consists entirely of prime numbers.
When the lowest branch consists entirely of prime numbers.
When the lowest branch consists entirely of prime numbers.
When the lowest branch consists entirely of prime numbers.