1997 is already prime; no tree.
350=2x5x5x7
there is NO factor tree (prime factorization) of 29.
When the bottom branch consists entirely of prime numbers.
294 147,2 49,3,2 7,7,3,2
1997 is already prime; no tree.
51 3,17
350=2x5x5x7
a prime factorization tree
33 11,3
The prime factorization of 97 is 97 itself, as it is a prime number and cannot be divided evenly by any other numbers. Therefore, there is no prime factorization tree for the number 97.
50 25,2 5,5,2
131 is already prime. No tree.
585 195,3 65,3,3 13,5,3,3
141 = 3 x 47
572=2x286=2x2x143=2x2x11x13
3 is already prime. No need for a tree.