78
39,2
13,3,2
78 2x39
A factor tree of 78: 78 6 x 13 (2x3) x 13 Since 2, 3, and 13 are prime numbers, the factor tree is complete.
78 39,2 13,3,2
Factor tree: ............78 .........../..\ ..........2..39 ............../..\ ............3...13 78 = 2 x 3 x 13
78 39,2 13,3,2
78 6 x 13 (2x3) x 13 The numbers 2, 3, and 13 are prime numbers, so the factor tree is complete. An alternate version of a factor tree for 78 is: 78 2 x 39 2 x (3x13)
78 / \ 3 26 / \ 13 2
78 6 x 13 (2x3) x 13 Since 2, 3, and 13 are prime numbers, the factor tree is complete.
Use a factor tree. 78 39,2 13,3,2
Find out about factors and factor trees.
78 39,2 13,3,2 2 x 3 x 13 = 78
It can be. 78 is a factor of 156.