Greatest Common Factor of 390, 203, 82

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

• Greatest Common Factor of 390, 203, 82 by common division method
• Greatest Common Factor of 390, 203, 82 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 390

List of positive integer factors of 390 that divides 390 without a remainder.

1,2,3,5,6,10,13,15,26,30,39,65,78,130,195,390

Factors of 203

List of positive integer factors of 203 that divides 203 without a remainder.

1,7,29,203

Factors of 82

List of positive integer factors of 82 that divides 82 without a remainder.

1,2,41,82

Greatest Common Factor

We found the factors 390,203,82 . The biggest common factor number is the GCF number.
So the greatest common factor 390,203,82 is 1.

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

• GCF of 774, 117, 64
• GCF of 116, 113, 73
• GCF of 844, 414, 61
• GCF of 286, 227, 90
• GCF of 458, 642, 42

1. What is the GCF of 390, 203, 82?

Answer: GCF of 390, 203, 82 is 1.

2. How to Find the GCF of 390, 203, 82

Answer: Greatest Common Factor(GCF) of 390, 203, 82 = 1

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

Step 2: Then multiply all the prime factors GCF(390, 203, 82) = 1.