Greatest Common Factor of 989, 545, 28

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

• Greatest Common Factor of 989, 545, 28 by common division method
• Greatest Common Factor of 989, 545, 28 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 989

List of positive integer factors of 989 that divides 989 without a remainder.

1,23,43,989

Factors of 545

List of positive integer factors of 545 that divides 545 without a remainder.

1,5,109,545

Factors of 28

List of positive integer factors of 28 that divides 28 without a remainder.

1,2,4,7,14,28

Greatest Common Factor

We found the factors 989,545,28 . The biggest common factor number is the GCF number.
So the greatest common factor 989,545,28 is 1.

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

• GCF of 286, 471, 24
• GCF of 948, 787, 45
• GCF of 810, 813, 44
• GCF of 450, 865, 27
• GCF of 842, 412, 17

1. What is the GCF of 989, 545, 28?

Answer: GCF of 989, 545, 28 is 1.

2. How to Find the GCF of 989, 545, 28

Answer: Greatest Common Factor(GCF) of 989, 545, 28 = 1

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

Step 2: Then multiply all the prime factors GCF(989, 545, 28) = 1.