Greatest Common Factor of 25, 78, 14, 490

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

• Greatest Common Factor of 25, 78, 14, 490 by common division method
• Greatest Common Factor of 25, 78, 14, 490 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 25

List of positive integer factors of 25 that divides 25 without a remainder.

1,5,25

Factors of 78

List of positive integer factors of 78 that divides 78 without a remainder.

1,2,3,6,13,26,39,78

Factors of 14

List of positive integer factors of 14 that divides 14 without a remainder.

1,2,7,14

Factors of 490

List of positive integer factors of 490 that divides 490 without a remainder.

1,2,5,7,10,14,35,49,70,98,245,490

Greatest Common Factor

We found the factors 25,78,14,490 . The biggest common factor number is the GCF number.
So the greatest common factor 25,78,14,490 is 1.

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

• GCF of 21, 70, 10, 149
• GCF of 25, 57, 64, 456
• GCF of 55, 64, 43, 539
• GCF of 55, 21, 95, 554
• GCF of 56, 82, 39, 423

1. What is the GCF of 25, 78, 14, 490?

Answer: GCF of 25, 78, 14, 490 is 1.

2. How to Find the GCF of 25, 78, 14, 490

Answer: Greatest Common Factor(GCF) of 25, 78, 14, 490 = 1

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

Step 2: Then multiply all the prime factors GCF(25, 78, 14, 490) = 1.