Greatest Common Factor of 680, 665, 272

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

• Greatest Common Factor of 680, 665, 272 by common division method
• Greatest Common Factor of 680, 665, 272 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 680

List of positive integer factors of 680 that divides 680 without a remainder.

1,2,4,5,8,10,17,20,34,40,68,85,136,170,340,680

Factors of 665

List of positive integer factors of 665 that divides 665 without a remainder.

1,5,7,19,35,95,133,665

Factors of 272

List of positive integer factors of 272 that divides 272 without a remainder.

1,2,4,8,16,17,34,68,136,272

Greatest Common Factor

We found the factors 680,665,272 . The biggest common factor number is the GCF number.
So the greatest common factor 680,665,272 is 1.

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

• GCF of 658, 923, 127
• GCF of 421, 885, 739
• GCF of 676, 366, 458
• GCF of 643, 920, 477
• GCF of 398, 426, 724

1. What is the GCF of 680, 665, 272?

Answer: GCF of 680, 665, 272 is 1.

2. How to Find the GCF of 680, 665, 272

Answer: Greatest Common Factor(GCF) of 680, 665, 272 = 1

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

Step 2: Then multiply all the prime factors GCF(680, 665, 272) = 1.