Greatest Common Factor of 280, 389

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

• Greatest Common Factor of 280, 389 by common division method
• Greatest Common Factor of 280, 389 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 280

List of positive integer factors of 280 that divides 280 without a remainder.

1,2,4,5,7,8,10,14,20,28,35,40,56,70,140,280

Factors of 389

List of positive integer factors of 389 that divides 389 without a remainder.

1,389

Greatest Common Factor

We found the factors 280,389 . The biggest common factor number is the GCF number.
So the greatest common factor 280,389 is 1.

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

• GCF of 189, 523
• GCF of 497, 587
• GCF of 510, 520
• GCF of 889, 713
• GCF of 343, 997

1. What is the GCF of 280, 389?

Answer: GCF of 280, 389 is 1.

2. How to Find the GCF of 280, 389

Answer: Greatest Common Factor(GCF) of 280, 389 = 1

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

Step 2: Then multiply all the prime factors GCF(280, 389) = 1.