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Greatest Common Factor of 61, 20, 49

GCF of two or more numbers Calculator allows you to quickly calculate the GCF of 61, 20, 49 i.e. 1 largest integer that divides all the numbers equally.

Greatest common factor (GCF) of 61, 20, 49 is 1.

GCF(61, 20, 49) = 1

GCF of 61, 20, 49

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

GCF of:

Greatest Common Factor (GCF) of 61,20,49 By Common Division

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

Greatest Common Factor (GCF) By Matching Biggest Common Factor Method

Factors of 61

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

1,61

Factors of 20

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

1,2,4,5,10,20

Factors of 49

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

1,7,49

Greatest Common Factor

We found the factors 61,20,49 . The biggest common factor number is the GCF number.
So the greatest common factor 61,20,49 is 1.

GCF of two or more Numbers Calculation Examples

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

Frequently Asked Questions on GCF of 61, 20, 49

1. What is the GCF of 61, 20, 49?

Answer: GCF of 61, 20, 49 is 1.

2. How to Find the GCF of 61, 20, 49

Answer: Greatest Common Factor(GCF) of 61, 20, 49 = 1

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

Step 2: Then multiply all the prime factors GCF(61, 20, 49) = 1.