Greatest Common Factor of 20, 72, 67, 95, 661

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

• Greatest Common Factor of 20, 72, 67, 95, 661 by common division method
• Greatest Common Factor of 20, 72, 67, 95, 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 20

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

1,2,4,5,10,20

Factors of 72

List of positive integer factors of 72 that divides 72 without a remainder.

1,2,3,4,6,8,9,12,18,24,36,72

Factors of 67

List of positive integer factors of 67 that divides 67 without a remainder.

1,67

Factors of 95

List of positive integer factors of 95 that divides 95 without a remainder.

1,5,19,95

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 20,72,67,95,661 . The biggest common factor number is the GCF number.
So the greatest common factor 20,72,67,95,661 is 1.

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

• GCF of 56, 28, 72, 73, 502
• GCF of 57, 75, 30, 67, 279
• GCF of 28, 66, 55, 33, 848
• GCF of 79, 50, 73, 53, 533
• GCF of 43, 12, 72, 34, 119

1. What is the GCF of 20, 72, 67, 95, 661?

Answer: GCF of 20, 72, 67, 95, 661 is 1.

2. How to Find the GCF of 20, 72, 67, 95, 661

Answer: Greatest Common Factor(GCF) of 20, 72, 67, 95, 661 = 1

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

Step 2: Then multiply all the prime factors GCF(20, 72, 67, 95, 661) = 1.