Greatest Common Factor of 90, 49, 77, 407

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

• Greatest Common Factor of 90, 49, 77, 407 by common division method
• Greatest Common Factor of 90, 49, 77, 407 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 90

List of positive integer factors of 90 that divides 90 without a remainder.

1,2,3,5,6,9,10,15,18,30,45,90

Factors of 49

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

1,7,49

Factors of 77

List of positive integer factors of 77 that divides 77 without a remainder.

1,7,11,77

Factors of 407

List of positive integer factors of 407 that divides 407 without a remainder.

1,11,37,407

Greatest Common Factor

We found the factors 90,49,77,407 . The biggest common factor number is the GCF number.
So the greatest common factor 90,49,77,407 is 1.

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

• GCF of 74, 75, 40, 505
• GCF of 70, 17, 49, 810
• GCF of 53, 65, 24, 636
• GCF of 42, 25, 12, 844
• GCF of 54, 79, 55, 579

1. What is the GCF of 90, 49, 77, 407?

Answer: GCF of 90, 49, 77, 407 is 1.

2. How to Find the GCF of 90, 49, 77, 407

Answer: Greatest Common Factor(GCF) of 90, 49, 77, 407 = 1

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

Step 2: Then multiply all the prime factors GCF(90, 49, 77, 407) = 1.