Greatest Common Factor of 420, 764, 75

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

• Greatest Common Factor of 420, 764, 75 by common division method
• Greatest Common Factor of 420, 764, 75 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 764

List of positive integer factors of 764 that divides 764 without a remainder.

1,2,4,191,382,764

Factors of 75

List of positive integer factors of 75 that divides 75 without a remainder.

1,3,5,15,25,75

Greatest Common Factor

We found the factors 420,764,75 . The biggest common factor number is the GCF number.
So the greatest common factor 420,764,75 is 1.

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

• GCF of 219, 510, 40
• GCF of 917, 401, 16
• GCF of 467, 439, 78
• GCF of 278, 556, 78
• GCF of 420, 246, 91

1. What is the GCF of 420, 764, 75?

Answer: GCF of 420, 764, 75 is 1.

2. How to Find the GCF of 420, 764, 75

Answer: Greatest Common Factor(GCF) of 420, 764, 75 = 1

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

Step 2: Then multiply all the prime factors GCF(420, 764, 75) = 1.