Greatest Common Factor of 11, 98, 38, 84, 646

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

• Greatest Common Factor of 11, 98, 38, 84, 646 by common division method
• Greatest Common Factor of 11, 98, 38, 84, 646 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 11

List of positive integer factors of 11 that divides 11 without a remainder.

1,11

Factors of 98

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

1,2,7,14,49,98

Factors of 38

List of positive integer factors of 38 that divides 38 without a remainder.

1,2,19,38

Factors of 84

List of positive integer factors of 84 that divides 84 without a remainder.

1,2,3,4,6,7,12,14,21,28,42,84

Factors of 646

List of positive integer factors of 646 that divides 646 without a remainder.

1,2,17,19,34,38,323,646

Greatest Common Factor

We found the factors 11,98,38,84,646 . The biggest common factor number is the GCF number.
So the greatest common factor 11,98,38,84,646 is 1.

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

• GCF of 25, 54, 73, 77, 208
• GCF of 45, 74, 75, 55, 131
• GCF of 88, 19, 23, 83, 691
• GCF of 21, 47, 84, 24, 589
• GCF of 63, 81, 62, 53, 191

1. What is the GCF of 11, 98, 38, 84, 646?

Answer: GCF of 11, 98, 38, 84, 646 is 1.

2. How to Find the GCF of 11, 98, 38, 84, 646

Answer: Greatest Common Factor(GCF) of 11, 98, 38, 84, 646 = 1

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

Step 2: Then multiply all the prime factors GCF(11, 98, 38, 84, 646) = 1.