Greatest Common Factor of 138, 994, 681, 554, 478

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

• Greatest Common Factor of 138, 994, 681, 554, 478 by common division method
• Greatest Common Factor of 138, 994, 681, 554, 478 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 994

List of positive integer factors of 994 that divides 994 without a remainder.

1,2,7,14,71,142,497,994

Factors of 681

List of positive integer factors of 681 that divides 681 without a remainder.

1,3,227,681

Factors of 554

List of positive integer factors of 554 that divides 554 without a remainder.

1,2,277,554

Factors of 478

List of positive integer factors of 478 that divides 478 without a remainder.

1,2,239,478

Greatest Common Factor

We found the factors 138,994,681,554,478 . The biggest common factor number is the GCF number.
So the greatest common factor 138,994,681,554,478 is 1.

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

• GCF of 849, 895, 376, 909, 264
• GCF of 658, 646, 968, 302, 653
• GCF of 577, 288, 253, 901, 936
• GCF of 821, 842, 994, 406, 598
• GCF of 461, 450, 372, 480, 323

1. What is the GCF of 138, 994, 681, 554, 478?

Answer: GCF of 138, 994, 681, 554, 478 is 1.

2. How to Find the GCF of 138, 994, 681, 554, 478

Answer: Greatest Common Factor(GCF) of 138, 994, 681, 554, 478 = 1

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

Step 2: Then multiply all the prime factors GCF(138, 994, 681, 554, 478) = 1.