Greatest Common Factor of 642, 157, 868

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

• Greatest Common Factor of 642, 157, 868 by common division method
• Greatest Common Factor of 642, 157, 868 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 157

List of positive integer factors of 157 that divides 157 without a remainder.

1,157

Factors of 868

List of positive integer factors of 868 that divides 868 without a remainder.

1,2,4,7,14,28,31,62,124,217,434,868

Greatest Common Factor

We found the factors 642,157,868 . The biggest common factor number is the GCF number.
So the greatest common factor 642,157,868 is 1.

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

• GCF of 935, 425, 361
• GCF of 103, 228, 342
• GCF of 877, 615, 465
• GCF of 839, 672, 795
• GCF of 449, 576, 267

1. What is the GCF of 642, 157, 868?

Answer: GCF of 642, 157, 868 is 1.

2. How to Find the GCF of 642, 157, 868

Answer: Greatest Common Factor(GCF) of 642, 157, 868 = 1

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

Step 2: Then multiply all the prime factors GCF(642, 157, 868) = 1.