Greatest Common Factor of 420, 1717

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

• Greatest Common Factor of 420, 1717 by common division method
• Greatest Common Factor of 420, 1717 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 1717

List of positive integer factors of 1717 that divides 1717 without a remainder.

1,17,101,1717

Greatest Common Factor

We found the factors 420,1717 . The biggest common factor number is the GCF number.
So the greatest common factor 420,1717 is 1.

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

• GCF of 992, 3367
• GCF of 371, 5681
• GCF of 187, 9384
• GCF of 281, 4110
• GCF of 943, 5997

1. What is the GCF of 420, 1717?

Answer: GCF of 420, 1717 is 1.

2. How to Find the GCF of 420, 1717

Answer: Greatest Common Factor(GCF) of 420, 1717 = 1

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

Step 2: Then multiply all the prime factors GCF(420, 1717) = 1.