Greatest Common Factor of 40, 32, 21, 246

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

• Greatest Common Factor of 40, 32, 21, 246 by common division method
• Greatest Common Factor of 40, 32, 21, 246 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 40

List of positive integer factors of 40 that divides 40 without a remainder.

1,2,4,5,8,10,20,40

Factors of 32

List of positive integer factors of 32 that divides 32 without a remainder.

1,2,4,8,16,32

Factors of 21

List of positive integer factors of 21 that divides 21 without a remainder.

1,3,7,21

Factors of 246

List of positive integer factors of 246 that divides 246 without a remainder.

1,2,3,6,41,82,123,246

Greatest Common Factor

We found the factors 40,32,21,246 . The biggest common factor number is the GCF number.
So the greatest common factor 40,32,21,246 is 1.

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

• GCF of 30, 37, 10, 765
• GCF of 62, 20, 88, 894
• GCF of 76, 59, 46, 568
• GCF of 39, 75, 44, 178
• GCF of 51, 78, 84, 317

1. What is the GCF of 40, 32, 21, 246?

Answer: GCF of 40, 32, 21, 246 is 1.

2. How to Find the GCF of 40, 32, 21, 246

Answer: Greatest Common Factor(GCF) of 40, 32, 21, 246 = 1

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

Step 2: Then multiply all the prime factors GCF(40, 32, 21, 246) = 1.