Greatest Common Factor of 49, 64, 91, 120

Greatest common factor or Greatest common divisor (GCD) can be calculated in two ways

• Greatest Common Factor of 49, 64, 91, 120 by common division method
• Greatest Common Factor of 49, 64, 91, 120 with matching the biggest common factor

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∴ GCF of numbers is 1 because of no common factors present between them.

Factors of 49

List of positive integer factors of 49 that divides 49 without a remainder.

1,7,49

Factors of 64

List of positive integer factors of 64 that divides 64 without a remainder.

1,2,4,8,16,32,64

Factors of 91

List of positive integer factors of 91 that divides 91 without a remainder.

1,7,13,91

Factors of 120

List of positive integer factors of 120 that divides 120 without a remainder.

1,2,3,4,5,6,8,10,12,15,20,24,30,40,60,120

Greatest Common Factor

We found the factors 49,64,91,120 . The biggest common factor number is the GCF number.
So the greatest common factor 49,64,91,120 is 1.

Here are some samples of GCF of two or more Numbers calculations.

• GCF of 13, 35, 31, 286
• GCF of 68, 21, 67, 459
• GCF of 53, 45, 50, 799
• GCF of 65, 68, 63, 555
• GCF of 20, 47, 59, 834

1. What is the GCF of 49, 64, 91, 120?

Answer: GCF of 49, 64, 91, 120 is 1.

2. How to Find the GCF of 49, 64, 91, 120

Answer: Greatest Common Factor(GCF) of 49, 64, 91, 120 = 1

Step 1: Divide all the numbers with common prime numbers having remainder zero.

Step 2: Then multiply all the prime factors GCF(49, 64, 91, 120) = 1.