Greatest Common Factor of 428, 213, 78

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

• Greatest Common Factor of 428, 213, 78 by common division method
• Greatest Common Factor of 428, 213, 78 with matching the biggest common factor

Maximum 4 Number can be enter but you can reset

∴ GCF of numbers is 1 because of no common factors present between them.

Factors of 428

List of positive integer factors of 428 that divides 428 without a remainder.

1,2,4,107,214,428

Factors of 213

List of positive integer factors of 213 that divides 213 without a remainder.

1,3,71,213

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 428,213,78 . The biggest common factor number is the GCF number.
So the greatest common factor 428,213,78 is 1.

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

• GCF of 823, 200, 47
• GCF of 722, 497, 25
• GCF of 583, 620, 30
• GCF of 828, 595, 98
• GCF of 325, 796, 71

1. What is the GCF of 428, 213, 78?

Answer: GCF of 428, 213, 78 is 1.

2. How to Find the GCF of 428, 213, 78

Answer: Greatest Common Factor(GCF) of 428, 213, 78 = 1

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

Step 2: Then multiply all the prime factors GCF(428, 213, 78) = 1.