Greatest Common Factor of 66, 77, 770

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

• Greatest Common Factor of 66, 77, 770 by common division method
• Greatest Common Factor of 66, 77, 770 with matching the biggest common factor

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∴ So the GCF of the given numbers is 11 = 11

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 77

List of positive integer factors of 77 that divides 77 without a remainder.

1,7,11,77

Factors of 770

List of positive integer factors of 770 that divides 770 without a remainder.

1,2,5,7,10,11,14,22,35,55,70,77,110,154,385,770

Greatest Common Factor

We found the factors 66,77,770 . The biggest common factor number is the GCF number.
So the greatest common factor 66,77,770 is 11.

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

• GCF of 91, 69, 795
• GCF of 62, 72, 939
• GCF of 90, 87, 175
• GCF of 11, 32, 288
• GCF of 40, 19, 120

1. What is the GCF of 66, 77, 770?

Answer: GCF of 66, 77, 770 is 11.

2. How to Find the GCF of 66, 77, 770

Answer: Greatest Common Factor(GCF) of 66, 77, 770 = 11

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

Step 2: Then multiply all the prime factors GCF(66, 77, 770) = 11.