Greatest Common Factor of 98, 38, 639

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

• Greatest Common Factor of 98, 38, 639 by common division method
• Greatest Common Factor of 98, 38, 639 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 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 639

List of positive integer factors of 639 that divides 639 without a remainder.

1,3,9,71,213,639

Greatest Common Factor

We found the factors 98,38,639 . The biggest common factor number is the GCF number.
So the greatest common factor 98,38,639 is 1.

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

• GCF of 12, 19, 395
• GCF of 13, 64, 651
• GCF of 49, 29, 424
• GCF of 89, 69, 392
• GCF of 90, 29, 551

1. What is the GCF of 98, 38, 639?

Answer: GCF of 98, 38, 639 is 1.

2. How to Find the GCF of 98, 38, 639

Answer: Greatest Common Factor(GCF) of 98, 38, 639 = 1

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

Step 2: Then multiply all the prime factors GCF(98, 38, 639) = 1.