Greatest Common Factor of 420, 715, 957

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

• Greatest Common Factor of 420, 715, 957 by common division method
• Greatest Common Factor of 420, 715, 957 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 715

List of positive integer factors of 715 that divides 715 without a remainder.

1,5,11,13,55,65,143,715

Factors of 957

List of positive integer factors of 957 that divides 957 without a remainder.

1,3,11,29,33,87,319,957

Greatest Common Factor

We found the factors 420,715,957 . The biggest common factor number is the GCF number.
So the greatest common factor 420,715,957 is 1.

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

• GCF of 719, 216, 753
• GCF of 994, 582, 645
• GCF of 668, 693, 552
• GCF of 150, 748, 744
• GCF of 693, 535, 965

1. What is the GCF of 420, 715, 957?

Answer: GCF of 420, 715, 957 is 1.

2. How to Find the GCF of 420, 715, 957

Answer: Greatest Common Factor(GCF) of 420, 715, 957 = 1

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

Step 2: Then multiply all the prime factors GCF(420, 715, 957) = 1.