Greatest Common Factor of 210, 425, 78

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

• Greatest Common Factor of 210, 425, 78 by common division method
• Greatest Common Factor of 210, 425, 78 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 210

List of positive integer factors of 210 that divides 210 without a remainder.

1,2,3,5,6,7,10,14,15,21,30,35,42,70,105,210

Factors of 425

List of positive integer factors of 425 that divides 425 without a remainder.

1,5,17,25,85,425

Factors of 78

List of positive integer factors of 78 that divides 78 without a remainder.

1,2,3,6,13,26,39,78

Greatest Common Factor

We found the factors 210,425,78 . The biggest common factor number is the GCF number.
So the greatest common factor 210,425,78 is 1.

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

• GCF of 773, 846, 44
• GCF of 283, 463, 49
• GCF of 789, 250, 64
• GCF of 535, 273, 99
• GCF of 262, 853, 75

1. What is the GCF of 210, 425, 78?

Answer: GCF of 210, 425, 78 is 1.

2. How to Find the GCF of 210, 425, 78

Answer: Greatest Common Factor(GCF) of 210, 425, 78 = 1

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

Step 2: Then multiply all the prime factors GCF(210, 425, 78) = 1.