Greatest Common Factor of 12, 137, 420, 458

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

• Greatest Common Factor of 12, 137, 420, 458 by common division method
• Greatest Common Factor of 12, 137, 420, 458 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 12

List of positive integer factors of 12 that divides 12 without a remainder.

1,2,3,4,6,12

Factors of 137

List of positive integer factors of 137 that divides 137 without a remainder.

1,137

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 458

List of positive integer factors of 458 that divides 458 without a remainder.

1,2,229,458

Greatest Common Factor

We found the factors 12,137,420,458 . The biggest common factor number is the GCF number.
So the greatest common factor 12,137,420,458 is 1.

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

• GCF of 70, 390, 292, 475
• GCF of 96, 769, 218, 368
• GCF of 69, 459, 632, 290
• GCF of 96, 869, 536, 720
• GCF of 60, 315, 752, 840

1. What is the GCF of 12, 137, 420, 458?

Answer: GCF of 12, 137, 420, 458 is 1.

2. How to Find the GCF of 12, 137, 420, 458

Answer: Greatest Common Factor(GCF) of 12, 137, 420, 458 = 1

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

Step 2: Then multiply all the prime factors GCF(12, 137, 420, 458) = 1.