Greatest Common Factor of 612, 780, 421

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

• Greatest Common Factor of 612, 780, 421 by common division method
• Greatest Common Factor of 612, 780, 421 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 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 780

List of positive integer factors of 780 that divides 780 without a remainder.

1,2,3,4,5,6,10,12,13,15,20,26,30,39,52,60,65,78,130,156,195,260,390,780

Factors of 421

List of positive integer factors of 421 that divides 421 without a remainder.

1,421

Greatest Common Factor

We found the factors 612,780,421 . The biggest common factor number is the GCF number.
So the greatest common factor 612,780,421 is 1.

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

• GCF of 599, 161, 497
• GCF of 134, 189, 547
• GCF of 641, 244, 248
• GCF of 652, 832, 221
• GCF of 934, 273, 118

1. What is the GCF of 612, 780, 421?

Answer: GCF of 612, 780, 421 is 1.

2. How to Find the GCF of 612, 780, 421

Answer: Greatest Common Factor(GCF) of 612, 780, 421 = 1

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

Step 2: Then multiply all the prime factors GCF(612, 780, 421) = 1.