Greatest Common Factor of 742, 898, 21, 457

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

• Greatest Common Factor of 742, 898, 21, 457 by common division method
• Greatest Common Factor of 742, 898, 21, 457 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 742

List of positive integer factors of 742 that divides 742 without a remainder.

1,2,7,14,53,106,371,742

Factors of 898

List of positive integer factors of 898 that divides 898 without a remainder.

1,2,449,898

Factors of 21

List of positive integer factors of 21 that divides 21 without a remainder.

1,3,7,21

Factors of 457

List of positive integer factors of 457 that divides 457 without a remainder.

1,457

Greatest Common Factor

We found the factors 742,898,21,457 . The biggest common factor number is the GCF number.
So the greatest common factor 742,898,21,457 is 1.

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

• GCF of 253, 627, 39, 217
• GCF of 415, 989, 51, 160
• GCF of 175, 237, 36, 832
• GCF of 821, 259, 82, 546
• GCF of 952, 751, 30, 779

1. What is the GCF of 742, 898, 21, 457?

Answer: GCF of 742, 898, 21, 457 is 1.

2. How to Find the GCF of 742, 898, 21, 457

Answer: Greatest Common Factor(GCF) of 742, 898, 21, 457 = 1

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

Step 2: Then multiply all the prime factors GCF(742, 898, 21, 457) = 1.