Greatest Common Factor of 424, 780, 75

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

• Greatest Common Factor of 424, 780, 75 by common division method
• Greatest Common Factor of 424, 780, 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 424

List of positive integer factors of 424 that divides 424 without a remainder.

1,2,4,8,53,106,212,424

Factors of 780

List of positive integer factors of 780 that divides 780 without a remainder.

1,2,3,4,5,6,10,12,13,15,20,26,30,39,52,60,65,78,130,156,195,260,390,780

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 424,780,75 . The biggest common factor number is the GCF number.
So the greatest common factor 424,780,75 is 1.

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

• GCF of 880, 401, 99
• GCF of 649, 889, 12
• GCF of 305, 174, 55
• GCF of 378, 462, 65
• GCF of 902, 464, 80

1. What is the GCF of 424, 780, 75?

Answer: GCF of 424, 780, 75 is 1.

2. How to Find the GCF of 424, 780, 75

Answer: Greatest Common Factor(GCF) of 424, 780, 75 = 1

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

Step 2: Then multiply all the prime factors GCF(424, 780, 75) = 1.