Greatest Common Factor of 689, 476, 991

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

• Greatest Common Factor of 689, 476, 991 by common division method
• Greatest Common Factor of 689, 476, 991 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 476

List of positive integer factors of 476 that divides 476 without a remainder.

1,2,4,7,14,17,28,34,68,119,238,476

Factors of 991

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

1,991

Greatest Common Factor

We found the factors 689,476,991 . The biggest common factor number is the GCF number.
So the greatest common factor 689,476,991 is 1.

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

• GCF of 449, 386, 385
• GCF of 426, 213, 723
• GCF of 965, 497, 803
• GCF of 775, 344, 396
• GCF of 841, 446, 825

1. What is the GCF of 689, 476, 991?

Answer: GCF of 689, 476, 991 is 1.

2. How to Find the GCF of 689, 476, 991

Answer: Greatest Common Factor(GCF) of 689, 476, 991 = 1

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

Step 2: Then multiply all the prime factors GCF(689, 476, 991) = 1.