Greatest Common Factor of 821, 612, 921

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

• Greatest Common Factor of 821, 612, 921 by common division method
• Greatest Common Factor of 821, 612, 921 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 612

List of positive integer factors of 612 that divides 612 without a remainder.

1,2,3,4,6,9,12,17,18,34,36,51,68,102,153,204,306,612

Factors of 921

List of positive integer factors of 921 that divides 921 without a remainder.

1,3,307,921

Greatest Common Factor

We found the factors 821,612,921 . The biggest common factor number is the GCF number.
So the greatest common factor 821,612,921 is 1.

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

• GCF of 190, 712, 684
• GCF of 482, 914, 670
• GCF of 623, 783, 141
• GCF of 869, 718, 559
• GCF of 502, 643, 222

1. What is the GCF of 821, 612, 921?

Answer: GCF of 821, 612, 921 is 1.

2. How to Find the GCF of 821, 612, 921

Answer: Greatest Common Factor(GCF) of 821, 612, 921 = 1

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

Step 2: Then multiply all the prime factors GCF(821, 612, 921) = 1.