Greatest Common Factor of 770, 720, 550, 421

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

• Greatest Common Factor of 770, 720, 550, 421 by common division method
• Greatest Common Factor of 770, 720, 550, 421 with matching the biggest common factor

Maximum 4 Number can be enter but you can reset

∴ GCF of numbers is 1 because of no common factors present between them.

Factors of 770

List of positive integer factors of 770 that divides 770 without a remainder.

1,2,5,7,10,11,14,22,35,55,70,77,110,154,385,770

Factors of 720

List of positive integer factors of 720 that divides 720 without a remainder.

1,2,3,4,5,6,8,9,10,12,15,16,18,20,24,30,36,40,45,48,60,72,80,90,120,144,180,240,360,720

Factors of 550

List of positive integer factors of 550 that divides 550 without a remainder.

1,2,5,10,11,22,25,50,55,110,275,550

Factors of 421

List of positive integer factors of 421 that divides 421 without a remainder.

1,421

Greatest Common Factor

We found the factors 770,720,550,421 . The biggest common factor number is the GCF number.
So the greatest common factor 770,720,550,421 is 1.

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

• GCF of 423, 892, 202, 452
• GCF of 273, 172, 487, 953
• GCF of 820, 643, 707, 554
• GCF of 917, 720, 828, 321
• GCF of 172, 530, 301, 105

1. What is the GCF of 770, 720, 550, 421?

Answer: GCF of 770, 720, 550, 421 is 1.

2. How to Find the GCF of 770, 720, 550, 421

Answer: Greatest Common Factor(GCF) of 770, 720, 550, 421 = 1

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

Step 2: Then multiply all the prime factors GCF(770, 720, 550, 421) = 1.