Greatest Common Factor of 762, 420, 81

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

• Greatest Common Factor of 762, 420, 81 by common division method
• Greatest Common Factor of 762, 420, 81 with matching the biggest common factor

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∴ So the GCF of the given numbers is 3 = 3

Factors of 762

List of positive integer factors of 762 that divides 762 without a remainder.

1,2,3,6,127,254,381,762

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 81

List of positive integer factors of 81 that divides 81 without a remainder.

1,3,9,27,81

Greatest Common Factor

We found the factors 762,420,81 . The biggest common factor number is the GCF number.
So the greatest common factor 762,420,81 is 3.

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

• GCF of 722, 693, 45
• GCF of 278, 360, 86
• GCF of 756, 275, 82
• GCF of 568, 154, 56
• GCF of 398, 233, 71

1. What is the GCF of 762, 420, 81?

Answer: GCF of 762, 420, 81 is 3.

2. How to Find the GCF of 762, 420, 81

Answer: Greatest Common Factor(GCF) of 762, 420, 81 = 3

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

Step 2: Then multiply all the prime factors GCF(762, 420, 81) = 3.