Greatest Common Factor of 43, 20, 17, 340

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

• Greatest Common Factor of 43, 20, 17, 340 by common division method
• Greatest Common Factor of 43, 20, 17, 340 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 20

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

1,2,4,5,10,20

Factors of 17

List of positive integer factors of 17 that divides 17 without a remainder.

1,17

Factors of 340

List of positive integer factors of 340 that divides 340 without a remainder.

1,2,4,5,10,17,20,34,68,85,170,340

Greatest Common Factor

We found the factors 43,20,17,340 . The biggest common factor number is the GCF number.
So the greatest common factor 43,20,17,340 is 1.

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

• GCF of 84, 87, 67, 923
• GCF of 68, 18, 62, 455
• GCF of 11, 33, 14, 279
• GCF of 32, 19, 22, 252
• GCF of 22, 64, 23, 477

1. What is the GCF of 43, 20, 17, 340?

Answer: GCF of 43, 20, 17, 340 is 1.

2. How to Find the GCF of 43, 20, 17, 340

Answer: Greatest Common Factor(GCF) of 43, 20, 17, 340 = 1

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

Step 2: Then multiply all the prime factors GCF(43, 20, 17, 340) = 1.