Greatest Common Factor of 991, 958, 989

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

• Greatest Common Factor of 991, 958, 989 by common division method
• Greatest Common Factor of 991, 958, 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 991

List of positive integer factors of 991 that divides 991 without a remainder.

1,991

Factors of 958

List of positive integer factors of 958 that divides 958 without a remainder.

1,2,479,958

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 991,958,989 . The biggest common factor number is the GCF number.
So the greatest common factor 991,958,989 is 1.

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

• GCF of 661, 780, 770
• GCF of 461, 351, 858
• GCF of 816, 382, 300
• GCF of 688, 211, 354
• GCF of 970, 422, 318

1. What is the GCF of 991, 958, 989?

Answer: GCF of 991, 958, 989 is 1.

2. How to Find the GCF of 991, 958, 989

Answer: Greatest Common Factor(GCF) of 991, 958, 989 = 1

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

Step 2: Then multiply all the prime factors GCF(991, 958, 989) = 1.