Greatest Common Factor of 87, 21, 49, 436

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

• Greatest Common Factor of 87, 21, 49, 436 by common division method
• Greatest Common Factor of 87, 21, 49, 436 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 87

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

1,3,29,87

Factors of 21

List of positive integer factors of 21 that divides 21 without a remainder.

1,3,7,21

Factors of 49

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

1,7,49

Factors of 436

List of positive integer factors of 436 that divides 436 without a remainder.

1,2,4,109,218,436

Greatest Common Factor

We found the factors 87,21,49,436 . The biggest common factor number is the GCF number.
So the greatest common factor 87,21,49,436 is 1.

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

• GCF of 66, 25, 10, 378
• GCF of 88, 83, 85, 709
• GCF of 82, 46, 13, 160
• GCF of 51, 46, 62, 606
• GCF of 52, 80, 46, 454

1. What is the GCF of 87, 21, 49, 436?

Answer: GCF of 87, 21, 49, 436 is 1.

2. How to Find the GCF of 87, 21, 49, 436

Answer: Greatest Common Factor(GCF) of 87, 21, 49, 436 = 1

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

Step 2: Then multiply all the prime factors GCF(87, 21, 49, 436) = 1.