Greatest Common Factor of 138, 165, 379, 840, 208

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

• Greatest Common Factor of 138, 165, 379, 840, 208 by common division method
• Greatest Common Factor of 138, 165, 379, 840, 208 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 138

List of positive integer factors of 138 that divides 138 without a remainder.

1,2,3,6,23,46,69,138

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 379

List of positive integer factors of 379 that divides 379 without a remainder.

1,379

Factors of 840

List of positive integer factors of 840 that divides 840 without a remainder.

1,2,3,4,5,6,7,8,10,12,14,15,20,21,24,28,30,35,40,42,56,60,70,84,105,120,140,168,210,280,420,840

Factors of 208

List of positive integer factors of 208 that divides 208 without a remainder.

1,2,4,8,13,16,26,52,104,208

Greatest Common Factor

We found the factors 138,165,379,840,208 . The biggest common factor number is the GCF number.
So the greatest common factor 138,165,379,840,208 is 1.

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

• GCF of 866, 852, 397, 547, 339
• GCF of 375, 197, 819, 579, 891
• GCF of 603, 970, 633, 811, 557
• GCF of 994, 282, 804, 985, 946
• GCF of 507, 294, 550, 682, 821

1. What is the GCF of 138, 165, 379, 840, 208?

Answer: GCF of 138, 165, 379, 840, 208 is 1.

2. How to Find the GCF of 138, 165, 379, 840, 208

Answer: Greatest Common Factor(GCF) of 138, 165, 379, 840, 208 = 1

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

Step 2: Then multiply all the prime factors GCF(138, 165, 379, 840, 208) = 1.