The GCF of 175 and 210 is 35.
83 is prime. No tree.
61 is already prime. It doesn't need a tree.
When the bottom branch consists entirely of prime numbers.
The purpose of a factor tree is to divide a number into prime factors. 1 is not a prime number.
The GCF is 45.
The GCF is 75.
2475/1
The GCF of 175 and 210 is 35.
33
It is 2475 kilometers from Beijing to Hong Kong.
2475, 4950, 7425, 9900, 12375, 14850, 17325, . . .
IT IS PRIME there is no factor tree
Factor tree of 204
factor tree of 216
LCM(99, 75) = 2475.
The factor tree of 50:5025,25,5,25025,25,5,2