Greatest Common Factor of 66, 84, 78, 658

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

• Greatest Common Factor of 66, 84, 78, 658 by common division method
• Greatest Common Factor of 66, 84, 78, 658 with matching the biggest common factor

Maximum 4 Number can be enter but you can reset

∴ So the GCF of the given numbers is 2 = 2

Factors of 66

List of positive integer factors of 66 that divides 66 without a remainder.

1,2,3,6,11,22,33,66

Factors of 84

List of positive integer factors of 84 that divides 84 without a remainder.

1,2,3,4,6,7,12,14,21,28,42,84

Factors of 78

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

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

Factors of 658

List of positive integer factors of 658 that divides 658 without a remainder.

1,2,7,14,47,94,329,658

Greatest Common Factor

We found the factors 66,84,78,658 . The biggest common factor number is the GCF number.
So the greatest common factor 66,84,78,658 is 2.

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

• GCF of 72, 98, 56, 429
• GCF of 11, 30, 19, 604
• GCF of 91, 12, 64, 301
• GCF of 91, 91, 69, 654
• GCF of 72, 34, 59, 754

1. What is the GCF of 66, 84, 78, 658?

Answer: GCF of 66, 84, 78, 658 is 2.

2. How to Find the GCF of 66, 84, 78, 658

Answer: Greatest Common Factor(GCF) of 66, 84, 78, 658 = 2

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

Step 2: Then multiply all the prime factors GCF(66, 84, 78, 658) = 2.