Greatest Common Factor of 43, 87, 74, 20

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

• Greatest Common Factor of 43, 87, 74, 20 by common division method
• Greatest Common Factor of 43, 87, 74, 20 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 43

List of positive integer factors of 43 that divides 43 without a remainder.

1,43

Factors of 87

List of positive integer factors of 87 that divides 87 without a remainder.

1,3,29,87

Factors of 74

List of positive integer factors of 74 that divides 74 without a remainder.

1,2,37,74

Factors of 20

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

1,2,4,5,10,20

Greatest Common Factor

We found the factors 43,87,74,20 . The biggest common factor number is the GCF number.
So the greatest common factor 43,87,74,20 is 1.

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

• GCF of 35, 46, 32, 19
• GCF of 94, 17, 13, 35
• GCF of 74, 25, 74, 83
• GCF of 94, 84, 16, 25
• GCF of 33, 95, 52, 67

1. What is the GCF of 43, 87, 74, 20?

Answer: GCF of 43, 87, 74, 20 is 1.

2. How to Find the GCF of 43, 87, 74, 20

Answer: Greatest Common Factor(GCF) of 43, 87, 74, 20 = 1

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

Step 2: Then multiply all the prime factors GCF(43, 87, 74, 20) = 1.