Greatest Common Factor of 388, 542, 21, 312

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

• Greatest Common Factor of 388, 542, 21, 312 by common division method
• Greatest Common Factor of 388, 542, 21, 312 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 388

List of positive integer factors of 388 that divides 388 without a remainder.

1,2,4,97,194,388

Factors of 542

List of positive integer factors of 542 that divides 542 without a remainder.

1,2,271,542

Factors of 21

List of positive integer factors of 21 that divides 21 without a remainder.

1,3,7,21

Factors of 312

List of positive integer factors of 312 that divides 312 without a remainder.

1,2,3,4,6,8,12,13,24,26,39,52,78,104,156,312

Greatest Common Factor

We found the factors 388,542,21,312 . The biggest common factor number is the GCF number.
So the greatest common factor 388,542,21,312 is 1.

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

• GCF of 697, 460, 28, 573
• GCF of 362, 550, 90, 394
• GCF of 734, 330, 41, 352
• GCF of 602, 930, 23, 564
• GCF of 312, 747, 26, 166

1. What is the GCF of 388, 542, 21, 312?

Answer: GCF of 388, 542, 21, 312 is 1.

2. How to Find the GCF of 388, 542, 21, 312

Answer: Greatest Common Factor(GCF) of 388, 542, 21, 312 = 1

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

Step 2: Then multiply all the prime factors GCF(388, 542, 21, 312) = 1.