Greatest Common Factor of 60, 20, 661

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

• Greatest Common Factor of 60, 20, 661 by common division method
• Greatest Common Factor of 60, 20, 661 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 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 20

List of positive integer factors of 20 that divides 20 without a remainder.

1,2,4,5,10,20

Factors of 661

List of positive integer factors of 661 that divides 661 without a remainder.

1,661

Greatest Common Factor

We found the factors 60,20,661 . The biggest common factor number is the GCF number.
So the greatest common factor 60,20,661 is 1.

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

• GCF of 33, 22, 720
• GCF of 89, 47, 681
• GCF of 90, 60, 105
• GCF of 12, 52, 400
• GCF of 45, 58, 718

1. What is the GCF of 60, 20, 661?

Answer: GCF of 60, 20, 661 is 1.

2. How to Find the GCF of 60, 20, 661

Answer: Greatest Common Factor(GCF) of 60, 20, 661 = 1

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

Step 2: Then multiply all the prime factors GCF(60, 20, 661) = 1.