Greatest Common Factor of 21, 424, 880

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

• Greatest Common Factor of 21, 424, 880 by common division method
• Greatest Common Factor of 21, 424, 880 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 21

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

1,3,7,21

Factors of 424

List of positive integer factors of 424 that divides 424 without a remainder.

1,2,4,8,53,106,212,424

Factors of 880

List of positive integer factors of 880 that divides 880 without a remainder.

1,2,4,5,8,10,11,16,20,22,40,44,55,80,88,110,176,220,440,880

Greatest Common Factor

We found the factors 21,424,880 . The biggest common factor number is the GCF number.
So the greatest common factor 21,424,880 is 1.

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

• GCF of 50, 877, 540
• GCF of 81, 804, 337
• GCF of 65, 728, 421
• GCF of 63, 732, 366
• GCF of 70, 997, 119

1. What is the GCF of 21, 424, 880?

Answer: GCF of 21, 424, 880 is 1.

2. How to Find the GCF of 21, 424, 880

Answer: Greatest Common Factor(GCF) of 21, 424, 880 = 1

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

Step 2: Then multiply all the prime factors GCF(21, 424, 880) = 1.