Greatest Common Factor of 121, 140, 405, 122, 189

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

• Greatest Common Factor of 121, 140, 405, 122, 189 by common division method
• Greatest Common Factor of 121, 140, 405, 122, 189 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 121

List of positive integer factors of 121 that divides 121 without a remainder.

1,11,121

Factors of 140

List of positive integer factors of 140 that divides 140 without a remainder.

1,2,4,5,7,10,14,20,28,35,70,140

Factors of 405

List of positive integer factors of 405 that divides 405 without a remainder.

1,3,5,9,15,27,45,81,135,405

Factors of 122

List of positive integer factors of 122 that divides 122 without a remainder.

1,2,61,122

Factors of 189

List of positive integer factors of 189 that divides 189 without a remainder.

1,3,7,9,21,27,63,189

Greatest Common Factor

We found the factors 121,140,405,122,189 . The biggest common factor number is the GCF number.
So the greatest common factor 121,140,405,122,189 is 1.

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

• GCF of 763, 414, 493, 617, 629
• GCF of 505, 488, 798, 670, 766
• GCF of 324, 682, 776, 174, 709
• GCF of 289, 324, 535, 919, 863
• GCF of 283, 318, 307, 625, 287

1. What is the GCF of 121, 140, 405, 122, 189?

Answer: GCF of 121, 140, 405, 122, 189 is 1.

2. How to Find the GCF of 121, 140, 405, 122, 189

Answer: Greatest Common Factor(GCF) of 121, 140, 405, 122, 189 = 1

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

Step 2: Then multiply all the prime factors GCF(121, 140, 405, 122, 189) = 1.