Greatest Common Factor of 1989, 1658

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

• Greatest Common Factor of 1989, 1658 by common division method
• Greatest Common Factor of 1989, 1658 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 1989

List of positive integer factors of 1989 that divides 1989 without a remainder.

1,3,9,13,17,39,51,117,153,221,663,1989

Factors of 1658

List of positive integer factors of 1658 that divides 1658 without a remainder.

1,2,829,1658

Greatest Common Factor

We found the factors 1989,1658 . The biggest common factor number is the GCF number.
So the greatest common factor 1989,1658 is 1.

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

• GCF of 6452, 8222
• GCF of 1283, 5381
• GCF of 8532, 9730
• GCF of 7005, 6394
• GCF of 4549, 9930

1. What is the GCF of 1989, 1658?

Answer: GCF of 1989, 1658 is 1.

2. How to Find the GCF of 1989, 1658

Answer: Greatest Common Factor(GCF) of 1989, 1658 = 1

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

Step 2: Then multiply all the prime factors GCF(1989, 1658) = 1.