Greatest Common Factor of 33, 40, 20, 70

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

• Greatest Common Factor of 33, 40, 20, 70 by common division method
• Greatest Common Factor of 33, 40, 20, 70 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 33

List of positive integer factors of 33 that divides 33 without a remainder.

1,3,11,33

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 20

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

1,2,4,5,10,20

Factors of 70

List of positive integer factors of 70 that divides 70 without a remainder.

1,2,5,7,10,14,35,70

Greatest Common Factor

We found the factors 33,40,20,70 . The biggest common factor number is the GCF number.
So the greatest common factor 33,40,20,70 is 1.

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

• GCF of 74, 93, 30, 90
• GCF of 35, 76, 24, 88
• GCF of 32, 69, 15, 60
• GCF of 95, 30, 40, 58
• GCF of 37, 92, 90, 35

1. What is the GCF of 33, 40, 20, 70?

Answer: GCF of 33, 40, 20, 70 is 1.

2. How to Find the GCF of 33, 40, 20, 70

Answer: Greatest Common Factor(GCF) of 33, 40, 20, 70 = 1

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

Step 2: Then multiply all the prime factors GCF(33, 40, 20, 70) = 1.