Greatest Common Factor of 90, 57, 16, 988

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

• Greatest Common Factor of 90, 57, 16, 988 by common division method
• Greatest Common Factor of 90, 57, 16, 988 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 57

List of positive integer factors of 57 that divides 57 without a remainder.

1,3,19,57

Factors of 16

List of positive integer factors of 16 that divides 16 without a remainder.

1,2,4,8,16

Factors of 988

List of positive integer factors of 988 that divides 988 without a remainder.

1,2,4,13,19,26,38,52,76,247,494,988

Greatest Common Factor

We found the factors 90,57,16,988 . The biggest common factor number is the GCF number.
So the greatest common factor 90,57,16,988 is 1.

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

• GCF of 66, 70, 25, 499
• GCF of 25, 68, 65, 174
• GCF of 71, 25, 96, 320
• GCF of 77, 72, 85, 543
• GCF of 34, 68, 42, 449

1. What is the GCF of 90, 57, 16, 988?

Answer: GCF of 90, 57, 16, 988 is 1.

2. How to Find the GCF of 90, 57, 16, 988

Answer: Greatest Common Factor(GCF) of 90, 57, 16, 988 = 1

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

Step 2: Then multiply all the prime factors GCF(90, 57, 16, 988) = 1.