Greatest Common Factor of 490, 155, 989, 408

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

• Greatest Common Factor of 490, 155, 989, 408 by common division method
• Greatest Common Factor of 490, 155, 989, 408 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 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

Factors of 155

List of positive integer factors of 155 that divides 155 without a remainder.

1,5,31,155

Factors of 989

List of positive integer factors of 989 that divides 989 without a remainder.

1,23,43,989

Factors of 408

List of positive integer factors of 408 that divides 408 without a remainder.

1,2,3,4,6,8,12,17,24,34,51,68,102,136,204,408

Greatest Common Factor

We found the factors 490,155,989,408 . The biggest common factor number is the GCF number.
So the greatest common factor 490,155,989,408 is 1.

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

• GCF of 761, 598, 754, 586
• GCF of 803, 480, 830, 965
• GCF of 986, 328, 447, 589
• GCF of 926, 648, 239, 840
• GCF of 979, 955, 736, 462

1. What is the GCF of 490, 155, 989, 408?

Answer: GCF of 490, 155, 989, 408 is 1.

2. How to Find the GCF of 490, 155, 989, 408

Answer: Greatest Common Factor(GCF) of 490, 155, 989, 408 = 1

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

Step 2: Then multiply all the prime factors GCF(490, 155, 989, 408) = 1.