Greatest Common Factor of 77, 25, 49, 71

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

• Greatest Common Factor of 77, 25, 49, 71 by common division method
• Greatest Common Factor of 77, 25, 49, 71 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 77

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

1,7,11,77

Factors of 25

List of positive integer factors of 25 that divides 25 without a remainder.

1,5,25

Factors of 49

List of positive integer factors of 49 that divides 49 without a remainder.

1,7,49

Factors of 71

List of positive integer factors of 71 that divides 71 without a remainder.

1,71

Greatest Common Factor

We found the factors 77,25,49,71 . The biggest common factor number is the GCF number.
So the greatest common factor 77,25,49,71 is 1.

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

• GCF of 55, 90, 97, 53
• GCF of 79, 52, 35, 31
• GCF of 32, 11, 31, 73
• GCF of 73, 65, 43, 24
• GCF of 71, 22, 32, 73

1. What is the GCF of 77, 25, 49, 71?

Answer: GCF of 77, 25, 49, 71 is 1.

2. How to Find the GCF of 77, 25, 49, 71

Answer: Greatest Common Factor(GCF) of 77, 25, 49, 71 = 1

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

Step 2: Then multiply all the prime factors GCF(77, 25, 49, 71) = 1.