Greatest Common Factor of 945, 357, 18, 830

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

• Greatest Common Factor of 945, 357, 18, 830 by common division method
• Greatest Common Factor of 945, 357, 18, 830 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 945

List of positive integer factors of 945 that divides 945 without a remainder.

1,3,5,7,9,15,21,27,35,45,63,105,135,189,315,945

Factors of 357

List of positive integer factors of 357 that divides 357 without a remainder.

1,3,7,17,21,51,119,357

Factors of 18

List of positive integer factors of 18 that divides 18 without a remainder.

1,2,3,6,9,18

Factors of 830

List of positive integer factors of 830 that divides 830 without a remainder.

1,2,5,10,83,166,415,830

Greatest Common Factor

We found the factors 945,357,18,830 . The biggest common factor number is the GCF number.
So the greatest common factor 945,357,18,830 is 1.

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

• GCF of 444, 325, 93, 328
• GCF of 744, 236, 53, 778
• GCF of 129, 393, 20, 960
• GCF of 792, 375, 46, 564
• GCF of 606, 841, 49, 625

1. What is the GCF of 945, 357, 18, 830?

Answer: GCF of 945, 357, 18, 830 is 1.

2. How to Find the GCF of 945, 357, 18, 830

Answer: Greatest Common Factor(GCF) of 945, 357, 18, 830 = 1

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

Step 2: Then multiply all the prime factors GCF(945, 357, 18, 830) = 1.