1485
495,3
165,3,3
55,3,3,3
11,5,3,3,3
To find the factors of 1485, list the factor pairs of 1485. 1 x 1485 3 x 445 5 x 297 9 x 165 11 x 135 27 x 55
factor tree of 216
IT IS PRIME there is no factor tree
Factor tree of 204
The factor tree of 50:5025,25,5,25025,25,5,2
21
83 is prime. No tree.
The prime factor tree of 280 is:140,270,2,235,2,2,27,5,2,2,2
Factor Tree of 20: ........20 ......../ \ .......4 5 ....../ \ .....2 2
A tree.
The factor tree for 148: 148 74,2 37,2,2
311 is prime. It doesn't need a factor tree.