Greatest Common Factor of 390, 621, 89

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

• Greatest Common Factor of 390, 621, 89 by common division method
• Greatest Common Factor of 390, 621, 89 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 621

List of positive integer factors of 621 that divides 621 without a remainder.

1,3,9,23,27,69,207,621

Factors of 89

List of positive integer factors of 89 that divides 89 without a remainder.

1,89

Greatest Common Factor

We found the factors 390,621,89 . The biggest common factor number is the GCF number.
So the greatest common factor 390,621,89 is 1.

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

• GCF of 387, 200, 50
• GCF of 494, 640, 78
• GCF of 466, 960, 85
• GCF of 482, 367, 47
• GCF of 326, 336, 50

1. What is the GCF of 390, 621, 89?

Answer: GCF of 390, 621, 89 is 1.

2. How to Find the GCF of 390, 621, 89

Answer: Greatest Common Factor(GCF) of 390, 621, 89 = 1

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

Step 2: Then multiply all the prime factors GCF(390, 621, 89) = 1.