Greatest Common Factor of 68, 42, 83, 215

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

• Greatest Common Factor of 68, 42, 83, 215 by common division method
• Greatest Common Factor of 68, 42, 83, 215 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 68

List of positive integer factors of 68 that divides 68 without a remainder.

1,2,4,17,34,68

Factors of 42

List of positive integer factors of 42 that divides 42 without a remainder.

1,2,3,6,7,14,21,42

Factors of 83

List of positive integer factors of 83 that divides 83 without a remainder.

1,83

Factors of 215

List of positive integer factors of 215 that divides 215 without a remainder.

1,5,43,215

Greatest Common Factor

We found the factors 68,42,83,215 . The biggest common factor number is the GCF number.
So the greatest common factor 68,42,83,215 is 1.

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

• GCF of 98, 10, 87, 781
• GCF of 66, 43, 50, 720
• GCF of 73, 30, 73, 125
• GCF of 94, 73, 68, 558
• GCF of 38, 35, 77, 706

1. What is the GCF of 68, 42, 83, 215?

Answer: GCF of 68, 42, 83, 215 is 1.

2. How to Find the GCF of 68, 42, 83, 215

Answer: Greatest Common Factor(GCF) of 68, 42, 83, 215 = 1

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

Step 2: Then multiply all the prime factors GCF(68, 42, 83, 215) = 1.