Greatest Common Factor of 49, 87, 40, 10

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

• Greatest Common Factor of 49, 87, 40, 10 by common division method
• Greatest Common Factor of 49, 87, 40, 10 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 49

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

1,7,49

Factors of 87

List of positive integer factors of 87 that divides 87 without a remainder.

1,3,29,87

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 10

List of positive integer factors of 10 that divides 10 without a remainder.

1,2,5,10

Greatest Common Factor

We found the factors 49,87,40,10 . The biggest common factor number is the GCF number.
So the greatest common factor 49,87,40,10 is 1.

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

• GCF of 17, 17, 71, 15
• GCF of 89, 95, 43, 74
• GCF of 57, 10, 52, 50
• GCF of 76, 86, 53, 87
• GCF of 84, 38, 48, 81

1. What is the GCF of 49, 87, 40, 10?

Answer: GCF of 49, 87, 40, 10 is 1.

2. How to Find the GCF of 49, 87, 40, 10

Answer: Greatest Common Factor(GCF) of 49, 87, 40, 10 = 1

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

Step 2: Then multiply all the prime factors GCF(49, 87, 40, 10) = 1.