Greatest Common Factor of 245, 500, 642

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

• Greatest Common Factor of 245, 500, 642 by common division method
• Greatest Common Factor of 245, 500, 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 245

List of positive integer factors of 245 that divides 245 without a remainder.

1,5,7,35,49,245

Factors of 500

List of positive integer factors of 500 that divides 500 without a remainder.

1,2,4,5,10,20,25,50,100,125,250,500

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 245,500,642 . The biggest common factor number is the GCF number.
So the greatest common factor 245,500,642 is 1.

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

• GCF of 802, 857, 327
• GCF of 765, 853, 754
• GCF of 976, 836, 220
• GCF of 491, 948, 565
• GCF of 445, 630, 838

1. What is the GCF of 245, 500, 642?

Answer: GCF of 245, 500, 642 is 1.

2. How to Find the GCF of 245, 500, 642

Answer: Greatest Common Factor(GCF) of 245, 500, 642 = 1

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

Step 2: Then multiply all the prime factors GCF(245, 500, 642) = 1.