Greatest Common Factor of 40, 21, 44, 961

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

• Greatest Common Factor of 40, 21, 44, 961 by common division method
• Greatest Common Factor of 40, 21, 44, 961 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 21

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

1,3,7,21

Factors of 44

List of positive integer factors of 44 that divides 44 without a remainder.

1,2,4,11,22,44

Factors of 961

List of positive integer factors of 961 that divides 961 without a remainder.

1,31,961

Greatest Common Factor

We found the factors 40,21,44,961 . The biggest common factor number is the GCF number.
So the greatest common factor 40,21,44,961 is 1.

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

• GCF of 48, 85, 45, 784
• GCF of 60, 64, 82, 597
• GCF of 10, 32, 77, 726
• GCF of 10, 10, 95, 743
• GCF of 83, 82, 10, 690

1. What is the GCF of 40, 21, 44, 961?

Answer: GCF of 40, 21, 44, 961 is 1.

2. How to Find the GCF of 40, 21, 44, 961

Answer: Greatest Common Factor(GCF) of 40, 21, 44, 961 = 1

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

Step 2: Then multiply all the prime factors GCF(40, 21, 44, 961) = 1.