Greatest Common Factor of 71, 220, 438

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

• Greatest Common Factor of 71, 220, 438 by common division method
• Greatest Common Factor of 71, 220, 438 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 71

List of positive integer factors of 71 that divides 71 without a remainder.

1,71

Factors of 220

List of positive integer factors of 220 that divides 220 without a remainder.

1,2,4,5,10,11,20,22,44,55,110,220

Factors of 438

List of positive integer factors of 438 that divides 438 without a remainder.

1,2,3,6,73,146,219,438

Greatest Common Factor

We found the factors 71,220,438 . The biggest common factor number is the GCF number.
So the greatest common factor 71,220,438 is 1.

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

• GCF of 81, 529, 369
• GCF of 99, 831, 300
• GCF of 68, 638, 652
• GCF of 27, 282, 754
• GCF of 11, 849, 270

1. What is the GCF of 71, 220, 438?

Answer: GCF of 71, 220, 438 is 1.

2. How to Find the GCF of 71, 220, 438

Answer: Greatest Common Factor(GCF) of 71, 220, 438 = 1

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

Step 2: Then multiply all the prime factors GCF(71, 220, 438) = 1.