Greatest Common Factor of 21, 98, 71, 64, 886

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

• Greatest Common Factor of 21, 98, 71, 64, 886 by common division method
• Greatest Common Factor of 21, 98, 71, 64, 886 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 21

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

1,3,7,21

Factors of 98

List of positive integer factors of 98 that divides 98 without a remainder.

1,2,7,14,49,98

Factors of 71

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

1,71

Factors of 64

List of positive integer factors of 64 that divides 64 without a remainder.

1,2,4,8,16,32,64

Factors of 886

List of positive integer factors of 886 that divides 886 without a remainder.

1,2,443,886

Greatest Common Factor

We found the factors 21,98,71,64,886 . The biggest common factor number is the GCF number.
So the greatest common factor 21,98,71,64,886 is 1.

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

• GCF of 45, 34, 93, 59, 346
• GCF of 19, 46, 94, 19, 304
• GCF of 65, 97, 91, 34, 400
• GCF of 36, 15, 18, 78, 402
• GCF of 35, 17, 20, 76, 773

1. What is the GCF of 21, 98, 71, 64, 886?

Answer: GCF of 21, 98, 71, 64, 886 is 1.

2. How to Find the GCF of 21, 98, 71, 64, 886

Answer: Greatest Common Factor(GCF) of 21, 98, 71, 64, 886 = 1

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

Step 2: Then multiply all the prime factors GCF(21, 98, 71, 64, 886) = 1.