Greatest Common Factor of 49, 19, 91, 153

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

• Greatest Common Factor of 49, 19, 91, 153 by common division method
• Greatest Common Factor of 49, 19, 91, 153 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 49

List of positive integer factors of 49 that divides 49 without a remainder.

1,7,49

Factors of 19

List of positive integer factors of 19 that divides 19 without a remainder.

1,19

Factors of 91

List of positive integer factors of 91 that divides 91 without a remainder.

1,7,13,91

Factors of 153

List of positive integer factors of 153 that divides 153 without a remainder.

1,3,9,17,51,153

Greatest Common Factor

We found the factors 49,19,91,153 . The biggest common factor number is the GCF number.
So the greatest common factor 49,19,91,153 is 1.

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

• GCF of 20, 88, 75, 427
• GCF of 25, 87, 38, 610
• GCF of 11, 75, 72, 768
• GCF of 23, 22, 85, 851
• GCF of 55, 65, 83, 484

1. What is the GCF of 49, 19, 91, 153?

Answer: GCF of 49, 19, 91, 153 is 1.

2. How to Find the GCF of 49, 19, 91, 153

Answer: Greatest Common Factor(GCF) of 49, 19, 91, 153 = 1

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

Step 2: Then multiply all the prime factors GCF(49, 19, 91, 153) = 1.