Greatest Common Factor of 655, 130, 642

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

• Greatest Common Factor of 655, 130, 642 by common division method
• Greatest Common Factor of 655, 130, 642 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 655

List of positive integer factors of 655 that divides 655 without a remainder.

1,5,131,655

Factors of 130

List of positive integer factors of 130 that divides 130 without a remainder.

1,2,5,10,13,26,65,130

Factors of 642

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

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

Greatest Common Factor

We found the factors 655,130,642 . The biggest common factor number is the GCF number.
So the greatest common factor 655,130,642 is 1.

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

• GCF of 836, 298, 253
• GCF of 756, 421, 317
• GCF of 408, 965, 858
• GCF of 729, 408, 570
• GCF of 319, 842, 758

1. What is the GCF of 655, 130, 642?

Answer: GCF of 655, 130, 642 is 1.

2. How to Find the GCF of 655, 130, 642

Answer: Greatest Common Factor(GCF) of 655, 130, 642 = 1

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

Step 2: Then multiply all the prime factors GCF(655, 130, 642) = 1.