31
factor tree of 216
2085370.
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
155 5, 31
12 is not a factor of 155. The factors of 155 are 1, 5. 31 and 155.
155 is not a prime number, so it can't be a prime factor.
The greatest common factor of 155 and 217 is 31.
The Greatest Common Factor (GCF) of 155 and 350 is: 5
3755, 755, 25, 35, 5, 5, 3or3755, 755, 5, 155, 5, 5, 3
To find the greatest common factor (GCF) of 124 and 155, we first list the factors of each number. The factors of 124 are 1, 2, 4, 31, 62, and 124. The factors of 155 are 1, 5, 31, and 155. The common factor between the two numbers is 31, which is the greatest common factor of 124 and 155.
The prime factorization of 155 is 5 * 315x31
The only common factor is: 1
It is 1
It is: 1
1 and 5