Greatest Common Factor of 98, 21, 665

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

• Greatest Common Factor of 98, 21, 665 by common division method
• Greatest Common Factor of 98, 21, 665 with matching the biggest common factor

Maximum 4 Number can be enter but you can reset

∴ So the GCF of the given numbers is 7 = 7

Factors of 98

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

1,2,7,14,49,98

Factors of 21

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

1,3,7,21

Factors of 665

List of positive integer factors of 665 that divides 665 without a remainder.

1,5,7,19,35,95,133,665

Greatest Common Factor

We found the factors 98,21,665 . The biggest common factor number is the GCF number.
So the greatest common factor 98,21,665 is 7.

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

• GCF of 72, 16, 659
• GCF of 23, 98, 439
• GCF of 93, 38, 830
• GCF of 84, 11, 532
• GCF of 46, 59, 743

1. What is the GCF of 98, 21, 665?

Answer: GCF of 98, 21, 665 is 7.

2. How to Find the GCF of 98, 21, 665

Answer: Greatest Common Factor(GCF) of 98, 21, 665 = 7

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

Step 2: Then multiply all the prime factors GCF(98, 21, 665) = 7.