Greatest Common Factor of 420, 677, 272

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

• Greatest Common Factor of 420, 677, 272 by common division method
• Greatest Common Factor of 420, 677, 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 420

List of positive integer factors of 420 that divides 420 without a remainder.

1,2,3,4,5,6,7,10,12,14,15,20,21,28,30,35,42,60,70,84,105,140,210,420

Factors of 677

List of positive integer factors of 677 that divides 677 without a remainder.

1,677

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 420,677,272 . The biggest common factor number is the GCF number.
So the greatest common factor 420,677,272 is 1.

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

• GCF of 989, 878, 706
• GCF of 924, 259, 232
• GCF of 738, 970, 393
• GCF of 659, 180, 139
• GCF of 103, 991, 481

1. What is the GCF of 420, 677, 272?

Answer: GCF of 420, 677, 272 is 1.

2. How to Find the GCF of 420, 677, 272

Answer: Greatest Common Factor(GCF) of 420, 677, 272 = 1

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

Step 2: Then multiply all the prime factors GCF(420, 677, 272) = 1.