Greatest Common Factor of 428, 245, 87

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

• Greatest Common Factor of 428, 245, 87 by common division method
• Greatest Common Factor of 428, 245, 87 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 428

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

1,2,4,107,214,428

Factors of 245

List of positive integer factors of 245 that divides 245 without a remainder.

1,5,7,35,49,245

Factors of 87

List of positive integer factors of 87 that divides 87 without a remainder.

1,3,29,87

Greatest Common Factor

We found the factors 428,245,87 . The biggest common factor number is the GCF number.
So the greatest common factor 428,245,87 is 1.

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

• GCF of 190, 717, 80
• GCF of 998, 669, 57
• GCF of 717, 602, 27
• GCF of 193, 527, 32
• GCF of 859, 876, 34

1. What is the GCF of 428, 245, 87?

Answer: GCF of 428, 245, 87 is 1.

2. How to Find the GCF of 428, 245, 87

Answer: Greatest Common Factor(GCF) of 428, 245, 87 = 1

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

Step 2: Then multiply all the prime factors GCF(428, 245, 87) = 1.