Greatest Common Factor of 40, 168, 105

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

• Greatest Common Factor of 40, 168, 105 by common division method
• Greatest Common Factor of 40, 168, 105 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 40

List of positive integer factors of 40 that divides 40 without a remainder.

1,2,4,5,8,10,20,40

Factors of 168

List of positive integer factors of 168 that divides 168 without a remainder.

1,2,3,4,6,7,8,12,14,21,24,28,42,56,84,168

Factors of 105

List of positive integer factors of 105 that divides 105 without a remainder.

1,3,5,7,15,21,35,105

Greatest Common Factor

We found the factors 40,168,105 . The biggest common factor number is the GCF number.
So the greatest common factor 40,168,105 is 1.

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

• GCF of 40, 381, 825
• GCF of 76, 364, 475
• GCF of 59, 188, 803
• GCF of 76, 606, 927
• GCF of 61, 265, 757

1. What is the GCF of 40, 168, 105?

Answer: GCF of 40, 168, 105 is 1.

2. How to Find the GCF of 40, 168, 105

Answer: Greatest Common Factor(GCF) of 40, 168, 105 = 1

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

Step 2: Then multiply all the prime factors GCF(40, 168, 105) = 1.