Greatest Common Factor of 642, 252, 90

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

• Greatest Common Factor of 642, 252, 90 by common division method
• Greatest Common Factor of 642, 252, 90 with matching the biggest common factor

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∴ So the GCF of the given numbers is 2 x 3 = 6

Factors of 642

List of positive integer factors of 642 that divides 642 without a remainder.

1,2,3,6,107,214,321,642

Factors of 252

List of positive integer factors of 252 that divides 252 without a remainder.

1,2,3,4,6,7,9,12,14,18,21,28,36,42,63,84,126,252

Factors of 90

List of positive integer factors of 90 that divides 90 without a remainder.

1,2,3,5,6,9,10,15,18,30,45,90

Greatest Common Factor

We found the factors 642,252,90 . The biggest common factor number is the GCF number.
So the greatest common factor 642,252,90 is 6.

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

• GCF of 801, 130, 19
• GCF of 576, 230, 28
• GCF of 933, 658, 36
• GCF of 763, 594, 86
• GCF of 846, 825, 79

1. What is the GCF of 642, 252, 90?

Answer: GCF of 642, 252, 90 is 6.

2. How to Find the GCF of 642, 252, 90

Answer: Greatest Common Factor(GCF) of 642, 252, 90 = 6

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

Step 2: Then multiply all the prime factors GCF(642, 252, 90) = 6.