Greatest Common Factor of 308, 642, 71

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

• Greatest Common Factor of 308, 642, 71 by common division method
• Greatest Common Factor of 308, 642, 71 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 308

List of positive integer factors of 308 that divides 308 without a remainder.

1,2,4,7,11,14,22,28,44,77,154,308

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 71

List of positive integer factors of 71 that divides 71 without a remainder.

1,71

Greatest Common Factor

We found the factors 308,642,71 . The biggest common factor number is the GCF number.
So the greatest common factor 308,642,71 is 1.

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

• GCF of 861, 684, 43
• GCF of 440, 425, 22
• GCF of 959, 166, 24
• GCF of 263, 935, 51
• GCF of 567, 390, 30

1. What is the GCF of 308, 642, 71?

Answer: GCF of 308, 642, 71 is 1.

2. How to Find the GCF of 308, 642, 71

Answer: Greatest Common Factor(GCF) of 308, 642, 71 = 1

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

Step 2: Then multiply all the prime factors GCF(308, 642, 71) = 1.