Greatest Common Factor of 5, 45, 60, 91

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

• Greatest Common Factor of 5, 45, 60, 91 by common division method
• Greatest Common Factor of 5, 45, 60, 91 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 5

List of positive integer factors of 5 that divides 5 without a remainder.

1,5

Factors of 45

List of positive integer factors of 45 that divides 45 without a remainder.

1,3,5,9,15,45

Factors of 60

List of positive integer factors of 60 that divides 60 without a remainder.

1,2,3,4,5,6,10,12,15,20,30,60

Factors of 91

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

1,7,13,91

Greatest Common Factor

We found the factors 5,45,60,91 . The biggest common factor number is the GCF number.
So the greatest common factor 5,45,60,91 is 1.

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

• GCF of 8, 49, 33, 33
• GCF of 5, 46, 95, 88
• GCF of 8, 69, 79, 98
• GCF of 5, 70, 61, 12
• GCF of 4, 13, 53, 87

1. What is the GCF of 5, 45, 60, 91?

Answer: GCF of 5, 45, 60, 91 is 1.

2. How to Find the GCF of 5, 45, 60, 91

Answer: Greatest Common Factor(GCF) of 5, 45, 60, 91 = 1

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

Step 2: Then multiply all the prime factors GCF(5, 45, 60, 91) = 1.