Greatest Common Factor of 36, 20, 61

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

• Greatest Common Factor of 36, 20, 61 by common division method
• Greatest Common Factor of 36, 20, 61 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 36

List of positive integer factors of 36 that divides 36 without a remainder.

1,2,3,4,6,9,12,18,36

Factors of 20

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

1,2,4,5,10,20

Factors of 61

List of positive integer factors of 61 that divides 61 without a remainder.

1,61

Greatest Common Factor

We found the factors 36,20,61 . The biggest common factor number is the GCF number.
So the greatest common factor 36,20,61 is 1.

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

• GCF of 19, 74, 79
• GCF of 67, 63, 64
• GCF of 15, 51, 38
• GCF of 84, 54, 39
• GCF of 55, 12, 45

1. What is the GCF of 36, 20, 61?

Answer: GCF of 36, 20, 61 is 1.

2. How to Find the GCF of 36, 20, 61

Answer: Greatest Common Factor(GCF) of 36, 20, 61 = 1

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

Step 2: Then multiply all the prime factors GCF(36, 20, 61) = 1.