Greatest Common Factor of 45, 51, 849, 690

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

• Greatest Common Factor of 45, 51, 849, 690 by common division method
• Greatest Common Factor of 45, 51, 849, 690 with matching the biggest common factor

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∴ So the GCF of the given numbers is 3 = 3

Factors of 45

List of positive integer factors of 45 that divides 45 without a remainder.

1,3,5,9,15,45

Factors of 51

List of positive integer factors of 51 that divides 51 without a remainder.

1,3,17,51

Factors of 849

List of positive integer factors of 849 that divides 849 without a remainder.

1,3,283,849

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

Greatest Common Factor

We found the factors 45,51,849,690 . The biggest common factor number is the GCF number.
So the greatest common factor 45,51,849,690 is 3.

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

• GCF of 99, 78, 952, 335
• GCF of 19, 55, 389, 358
• GCF of 31, 64, 250, 435
• GCF of 11, 38, 342, 706
• GCF of 19, 78, 358, 896

1. What is the GCF of 45, 51, 849, 690?

Answer: GCF of 45, 51, 849, 690 is 3.

2. How to Find the GCF of 45, 51, 849, 690

Answer: Greatest Common Factor(GCF) of 45, 51, 849, 690 = 3

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

Step 2: Then multiply all the prime factors GCF(45, 51, 849, 690) = 3.