Greatest Common Factor of 990, 987, 817

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

• Greatest Common Factor of 990, 987, 817 by common division method
• Greatest Common Factor of 990, 987, 817 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 990

List of positive integer factors of 990 that divides 990 without a remainder.

1,2,3,5,6,9,10,11,15,18,22,30,33,45,55,66,90,99,110,165,198,330,495,990

Factors of 987

List of positive integer factors of 987 that divides 987 without a remainder.

1,3,7,21,47,141,329,987

Factors of 817

List of positive integer factors of 817 that divides 817 without a remainder.

1,19,43,817

Greatest Common Factor

We found the factors 990,987,817 . The biggest common factor number is the GCF number.
So the greatest common factor 990,987,817 is 1.

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

• GCF of 765, 677, 283
• GCF of 740, 255, 946
• GCF of 461, 152, 376
• GCF of 695, 402, 773
• GCF of 424, 243, 642

1. What is the GCF of 990, 987, 817?

Answer: GCF of 990, 987, 817 is 1.

2. How to Find the GCF of 990, 987, 817

Answer: Greatest Common Factor(GCF) of 990, 987, 817 = 1

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

Step 2: Then multiply all the prime factors GCF(990, 987, 817) = 1.