Greatest Common Factor of 40, 78, 778

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

• Greatest Common Factor of 40, 78, 778 by common division method
• Greatest Common Factor of 40, 78, 778 with matching the biggest common factor

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

Factors of 40

List of positive integer factors of 40 that divides 40 without a remainder.

1,2,4,5,8,10,20,40

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 778

List of positive integer factors of 778 that divides 778 without a remainder.

1,2,389,778

Greatest Common Factor

We found the factors 40,78,778 . The biggest common factor number is the GCF number.
So the greatest common factor 40,78,778 is 2.

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

• GCF of 57, 74, 773
• GCF of 48, 55, 351
• GCF of 40, 11, 348
• GCF of 81, 18, 848
• GCF of 92, 17, 990

1. What is the GCF of 40, 78, 778?

Answer: GCF of 40, 78, 778 is 2.

2. How to Find the GCF of 40, 78, 778

Answer: Greatest Common Factor(GCF) of 40, 78, 778 = 2

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

Step 2: Then multiply all the prime factors GCF(40, 78, 778) = 2.