Greatest Common Factor of 21, 278, 378, 482

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

• Greatest Common Factor of 21, 278, 378, 482 by common division method
• Greatest Common Factor of 21, 278, 378, 482 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 21

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

1,3,7,21

Factors of 278

List of positive integer factors of 278 that divides 278 without a remainder.

1,2,139,278

Factors of 378

List of positive integer factors of 378 that divides 378 without a remainder.

1,2,3,6,7,9,14,18,21,27,42,54,63,126,189,378

Factors of 482

List of positive integer factors of 482 that divides 482 without a remainder.

1,2,241,482

Greatest Common Factor

We found the factors 21,278,378,482 . The biggest common factor number is the GCF number.
So the greatest common factor 21,278,378,482 is 1.

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

• GCF of 64, 653, 183, 526
• GCF of 99, 942, 528, 540
• GCF of 69, 542, 519, 888
• GCF of 16, 385, 354, 504
• GCF of 22, 801, 501, 288

1. What is the GCF of 21, 278, 378, 482?

Answer: GCF of 21, 278, 378, 482 is 1.

2. How to Find the GCF of 21, 278, 378, 482

Answer: Greatest Common Factor(GCF) of 21, 278, 378, 482 = 1

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

Step 2: Then multiply all the prime factors GCF(21, 278, 378, 482) = 1.