Greatest Common Factor of 989, 642, 445

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

• Greatest Common Factor of 989, 642, 445 by common division method
• Greatest Common Factor of 989, 642, 445 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 642

List of positive integer factors of 642 that divides 642 without a remainder.

1,2,3,6,107,214,321,642

Factors of 445

List of positive integer factors of 445 that divides 445 without a remainder.

1,5,89,445

Greatest Common Factor

We found the factors 989,642,445 . The biggest common factor number is the GCF number.
So the greatest common factor 989,642,445 is 1.

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

• GCF of 158, 166, 684
• GCF of 432, 934, 375
• GCF of 384, 912, 799
• GCF of 873, 406, 933
• GCF of 651, 487, 757

1. What is the GCF of 989, 642, 445?

Answer: GCF of 989, 642, 445 is 1.

2. How to Find the GCF of 989, 642, 445

Answer: Greatest Common Factor(GCF) of 989, 642, 445 = 1

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

Step 2: Then multiply all the prime factors GCF(989, 642, 445) = 1.