Greatest Common Factor of 690, 399, 89

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

• Greatest Common Factor of 690, 399, 89 by common division method
• Greatest Common Factor of 690, 399, 89 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 690

List of positive integer factors of 690 that divides 690 without a remainder.

1,2,3,5,6,10,15,23,30,46,69,115,138,230,345,690

Factors of 399

List of positive integer factors of 399 that divides 399 without a remainder.

1,3,7,19,21,57,133,399

Factors of 89

List of positive integer factors of 89 that divides 89 without a remainder.

1,89

Greatest Common Factor

We found the factors 690,399,89 . The biggest common factor number is the GCF number.
So the greatest common factor 690,399,89 is 1.

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

• GCF of 866, 289, 88
• GCF of 648, 507, 69
• GCF of 460, 411, 75
• GCF of 148, 767, 88
• GCF of 963, 363, 26

1. What is the GCF of 690, 399, 89?

Answer: GCF of 690, 399, 89 is 1.

2. How to Find the GCF of 690, 399, 89

Answer: Greatest Common Factor(GCF) of 690, 399, 89 = 1

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

Step 2: Then multiply all the prime factors GCF(690, 399, 89) = 1.