Greatest Common Factor of 71, 400, 642

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

• Greatest Common Factor of 71, 400, 642 by common division method
• Greatest Common Factor of 71, 400, 642 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 71

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

1,71

Factors of 400

List of positive integer factors of 400 that divides 400 without a remainder.

1,2,4,5,8,10,16,20,25,40,50,80,100,200,400

Factors of 642

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

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

Greatest Common Factor

We found the factors 71,400,642 . The biggest common factor number is the GCF number.
So the greatest common factor 71,400,642 is 1.

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

• GCF of 84, 368, 668
• GCF of 11, 108, 544
• GCF of 58, 600, 849
• GCF of 65, 156, 168
• GCF of 99, 123, 228

1. What is the GCF of 71, 400, 642?

Answer: GCF of 71, 400, 642 is 1.

2. How to Find the GCF of 71, 400, 642

Answer: Greatest Common Factor(GCF) of 71, 400, 642 = 1

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

Step 2: Then multiply all the prime factors GCF(71, 400, 642) = 1.