Greatest Common Factor of 420, 124, 651, 127, 442

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

• Greatest Common Factor of 420, 124, 651, 127, 442 by common division method
• Greatest Common Factor of 420, 124, 651, 127, 442 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 420

List of positive integer factors of 420 that divides 420 without a remainder.

1,2,3,4,5,6,7,10,12,14,15,20,21,28,30,35,42,60,70,84,105,140,210,420

Factors of 124

List of positive integer factors of 124 that divides 124 without a remainder.

1,2,4,31,62,124

Factors of 651

List of positive integer factors of 651 that divides 651 without a remainder.

1,3,7,21,31,93,217,651

Factors of 127

List of positive integer factors of 127 that divides 127 without a remainder.

1,127

Factors of 442

List of positive integer factors of 442 that divides 442 without a remainder.

1,2,13,17,26,34,221,442

Greatest Common Factor

We found the factors 420,124,651,127,442 . The biggest common factor number is the GCF number.
So the greatest common factor 420,124,651,127,442 is 1.

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

• GCF of 198, 762, 327, 665, 158
• GCF of 351, 960, 257, 982, 666
• GCF of 107, 662, 246, 276, 755
• GCF of 296, 387, 457, 236, 249
• GCF of 828, 335, 919, 918, 923

1. What is the GCF of 420, 124, 651, 127, 442?

Answer: GCF of 420, 124, 651, 127, 442 is 1.

2. How to Find the GCF of 420, 124, 651, 127, 442

Answer: Greatest Common Factor(GCF) of 420, 124, 651, 127, 442 = 1

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

Step 2: Then multiply all the prime factors GCF(420, 124, 651, 127, 442) = 1.