Greatest Common Factor of 821, 538, 427

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

• Greatest Common Factor of 821, 538, 427 by common division method
• Greatest Common Factor of 821, 538, 427 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 821

List of positive integer factors of 821 that divides 821 without a remainder.

1,821

Factors of 538

List of positive integer factors of 538 that divides 538 without a remainder.

1,2,269,538

Factors of 427

List of positive integer factors of 427 that divides 427 without a remainder.

1,7,61,427

Greatest Common Factor

We found the factors 821,538,427 . The biggest common factor number is the GCF number.
So the greatest common factor 821,538,427 is 1.

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

• GCF of 725, 586, 348
• GCF of 148, 109, 539
• GCF of 959, 830, 654
• GCF of 283, 384, 189
• GCF of 617, 893, 981

1. What is the GCF of 821, 538, 427?

Answer: GCF of 821, 538, 427 is 1.

2. How to Find the GCF of 821, 538, 427

Answer: Greatest Common Factor(GCF) of 821, 538, 427 = 1

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

Step 2: Then multiply all the prime factors GCF(821, 538, 427) = 1.