Greatest Common Factor of 989, 245, 90

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

• Greatest Common Factor of 989, 245, 90 by common division method
• Greatest Common Factor of 989, 245, 90 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 245

List of positive integer factors of 245 that divides 245 without a remainder.

1,5,7,35,49,245

Factors of 90

List of positive integer factors of 90 that divides 90 without a remainder.

1,2,3,5,6,9,10,15,18,30,45,90

Greatest Common Factor

We found the factors 989,245,90 . The biggest common factor number is the GCF number.
So the greatest common factor 989,245,90 is 1.

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

• GCF of 185, 504, 41
• GCF of 376, 286, 11
• GCF of 836, 585, 87
• GCF of 181, 541, 58
• GCF of 974, 956, 17

1. What is the GCF of 989, 245, 90?

Answer: GCF of 989, 245, 90 is 1.

2. How to Find the GCF of 989, 245, 90

Answer: Greatest Common Factor(GCF) of 989, 245, 90 = 1

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

Step 2: Then multiply all the prime factors GCF(989, 245, 90) = 1.