Greatest Common Factor of 11, 21, 130, 160

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

• Greatest Common Factor of 11, 21, 130, 160 by common division method
• Greatest Common Factor of 11, 21, 130, 160 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 21

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

1,3,7,21

Factors of 130

List of positive integer factors of 130 that divides 130 without a remainder.

1,2,5,10,13,26,65,130

Factors of 160

List of positive integer factors of 160 that divides 160 without a remainder.

1,2,4,5,8,10,16,20,32,40,80,160

Greatest Common Factor

We found the factors 11,21,130,160 . The biggest common factor number is the GCF number.
So the greatest common factor 11,21,130,160 is 1.

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

• GCF of 87, 77, 702, 611
• GCF of 80, 10, 197, 253
• GCF of 54, 37, 440, 785
• GCF of 69, 70, 644, 478
• GCF of 84, 42, 686, 526

1. What is the GCF of 11, 21, 130, 160?

Answer: GCF of 11, 21, 130, 160 is 1.

2. How to Find the GCF of 11, 21, 130, 160

Answer: Greatest Common Factor(GCF) of 11, 21, 130, 160 = 1

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

Step 2: Then multiply all the prime factors GCF(11, 21, 130, 160) = 1.