Greatest Common Factor of 72, 20, 40, 441

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

• Greatest Common Factor of 72, 20, 40, 441 by common division method
• Greatest Common Factor of 72, 20, 40, 441 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 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 20

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

1,2,4,5,10,20

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 441

List of positive integer factors of 441 that divides 441 without a remainder.

1,3,7,9,21,49,63,147,441

Greatest Common Factor

We found the factors 72,20,40,441 . The biggest common factor number is the GCF number.
So the greatest common factor 72,20,40,441 is 1.

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

• GCF of 21, 95, 92, 856
• GCF of 29, 62, 36, 422
• GCF of 65, 49, 77, 424
• GCF of 96, 18, 12, 368
• GCF of 58, 79, 66, 532

1. What is the GCF of 72, 20, 40, 441?

Answer: GCF of 72, 20, 40, 441 is 1.

2. How to Find the GCF of 72, 20, 40, 441

Answer: Greatest Common Factor(GCF) of 72, 20, 40, 441 = 1

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

Step 2: Then multiply all the prime factors GCF(72, 20, 40, 441) = 1.