Greatest Common Factor of 165, 448, 420

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

• Greatest Common Factor of 165, 448, 420 by common division method
• Greatest Common Factor of 165, 448, 420 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 165

List of positive integer factors of 165 that divides 165 without a remainder.

1,3,5,11,15,33,55,165

Factors of 448

List of positive integer factors of 448 that divides 448 without a remainder.

1,2,4,7,8,14,16,28,32,56,64,112,224,448

Factors of 420

List of positive integer factors of 420 that divides 420 without a remainder.

1,2,3,4,5,6,7,10,12,14,15,20,21,28,30,35,42,60,70,84,105,140,210,420

Greatest Common Factor

We found the factors 165,448,420 . The biggest common factor number is the GCF number.
So the greatest common factor 165,448,420 is 1.

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

• GCF of 787, 822, 387
• GCF of 437, 420, 495
• GCF of 385, 329, 226
• GCF of 704, 411, 175
• GCF of 734, 269, 961

1. What is the GCF of 165, 448, 420?

Answer: GCF of 165, 448, 420 is 1.

2. How to Find the GCF of 165, 448, 420

Answer: Greatest Common Factor(GCF) of 165, 448, 420 = 1

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

Step 2: Then multiply all the prime factors GCF(165, 448, 420) = 1.