130 = 2 x 65
= 2 x 5 x 13
Factor tree of 40: 40 20,2 10,2,2 5,2,2,2
193 is prime. No tree.
Here is a factor tree of eight: 8 / \ 4 2 / \ 2 2
873 x 29Since both 3 and 29 are prime numbers, the factor tree is complete.
You cannot really make a factor tree for 7 because it is already a prime number.
130 65,2 13,5,2
130 65,2 13,5,2
130 65,2 13,5,2
2*5*13 = 130
129 3,43
520 / \ 2 260 / \ 130 2 / \ 65 2 / \ 5 13
The GCF of 130 and 390 is 130 itself. Since 130 is a factor of 390, it is automatically the GCF of the set.
260 2, 130 2, 2, 65 2, 2, 5, 13
The greatest common factor for 60 and 130 is 10.
The greatest common factor of 130 and 195 is 65.
The greatest common factor of 104 and 130 is 26.
The greatest common factor of 90 and 130 is 10.