Greatest Common Factor of 210, 121, 99

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

• Greatest Common Factor of 210, 121, 99 by common division method
• Greatest Common Factor of 210, 121, 99 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 210

List of positive integer factors of 210 that divides 210 without a remainder.

1,2,3,5,6,7,10,14,15,21,30,35,42,70,105,210

Factors of 121

List of positive integer factors of 121 that divides 121 without a remainder.

1,11,121

Factors of 99

List of positive integer factors of 99 that divides 99 without a remainder.

1,3,9,11,33,99

Greatest Common Factor

We found the factors 210,121,99 . The biggest common factor number is the GCF number.
So the greatest common factor 210,121,99 is 1.

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

• GCF of 277, 350, 95
• GCF of 627, 496, 95
• GCF of 238, 451, 51
• GCF of 163, 545, 76
• GCF of 630, 848, 83

1. What is the GCF of 210, 121, 99?

Answer: GCF of 210, 121, 99 is 1.

2. How to Find the GCF of 210, 121, 99

Answer: Greatest Common Factor(GCF) of 210, 121, 99 = 1

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

Step 2: Then multiply all the prime factors GCF(210, 121, 99) = 1.