Greatest Common Factor of 145, 243, 989

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

• Greatest Common Factor of 145, 243, 989 by common division method
• Greatest Common Factor of 145, 243, 989 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 145

List of positive integer factors of 145 that divides 145 without a remainder.

1,5,29,145

Factors of 243

List of positive integer factors of 243 that divides 243 without a remainder.

1,3,9,27,81,243

Factors of 989

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

1,23,43,989

Greatest Common Factor

We found the factors 145,243,989 . The biggest common factor number is the GCF number.
So the greatest common factor 145,243,989 is 1.

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

• GCF of 549, 538, 539
• GCF of 832, 737, 917
• GCF of 962, 179, 111
• GCF of 875, 545, 733
• GCF of 247, 197, 493

1. What is the GCF of 145, 243, 989?

Answer: GCF of 145, 243, 989 is 1.

2. How to Find the GCF of 145, 243, 989

Answer: Greatest Common Factor(GCF) of 145, 243, 989 = 1

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

Step 2: Then multiply all the prime factors GCF(145, 243, 989) = 1.