Greatest Common Factor of 489, 427, 78

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

• Greatest Common Factor of 489, 427, 78 by common division method
• Greatest Common Factor of 489, 427, 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 489

List of positive integer factors of 489 that divides 489 without a remainder.

1,3,163,489

Factors of 427

List of positive integer factors of 427 that divides 427 without a remainder.

1,7,61,427

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 489,427,78 . The biggest common factor number is the GCF number.
So the greatest common factor 489,427,78 is 1.

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

• GCF of 701, 241, 62
• GCF of 779, 502, 89
• GCF of 897, 176, 90
• GCF of 637, 278, 68
• GCF of 701, 657, 24

1. What is the GCF of 489, 427, 78?

Answer: GCF of 489, 427, 78 is 1.

2. How to Find the GCF of 489, 427, 78

Answer: Greatest Common Factor(GCF) of 489, 427, 78 = 1

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

Step 2: Then multiply all the prime factors GCF(489, 427, 78) = 1.