Greatest Common Factor of 689, 986, 666

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

• Greatest Common Factor of 689, 986, 666 by common division method
• Greatest Common Factor of 689, 986, 666 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 689

List of positive integer factors of 689 that divides 689 without a remainder.

1,13,53,689

Factors of 986

List of positive integer factors of 986 that divides 986 without a remainder.

1,2,17,29,34,58,493,986

Factors of 666

List of positive integer factors of 666 that divides 666 without a remainder.

1,2,3,6,9,18,37,74,111,222,333,666

Greatest Common Factor

We found the factors 689,986,666 . The biggest common factor number is the GCF number.
So the greatest common factor 689,986,666 is 1.

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

• GCF of 590, 863, 427
• GCF of 691, 474, 732
• GCF of 495, 665, 433
• GCF of 472, 100, 798
• GCF of 775, 817, 253

1. What is the GCF of 689, 986, 666?

Answer: GCF of 689, 986, 666 is 1.

2. How to Find the GCF of 689, 986, 666

Answer: Greatest Common Factor(GCF) of 689, 986, 666 = 1

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

Step 2: Then multiply all the prime factors GCF(689, 986, 666) = 1.