Greatest Common Factor of 642, 708, 85

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

• Greatest Common Factor of 642, 708, 85 by common division method
• Greatest Common Factor of 642, 708, 85 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 642

List of positive integer factors of 642 that divides 642 without a remainder.

1,2,3,6,107,214,321,642

Factors of 708

List of positive integer factors of 708 that divides 708 without a remainder.

1,2,3,4,6,12,59,118,177,236,354,708

Factors of 85

List of positive integer factors of 85 that divides 85 without a remainder.

1,5,17,85

Greatest Common Factor

We found the factors 642,708,85 . The biggest common factor number is the GCF number.
So the greatest common factor 642,708,85 is 1.

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

• GCF of 430, 195, 86
• GCF of 697, 748, 25
• GCF of 891, 739, 74
• GCF of 685, 384, 48
• GCF of 391, 640, 87

1. What is the GCF of 642, 708, 85?

Answer: GCF of 642, 708, 85 is 1.

2. How to Find the GCF of 642, 708, 85

Answer: Greatest Common Factor(GCF) of 642, 708, 85 = 1

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

Step 2: Then multiply all the prime factors GCF(642, 708, 85) = 1.