What is the Greatest Common Factor of 57761 and 57780?

Greatest common factor (GCF) of 57761 and 57780 is 1.

GCF(57761,57780) = 1

We will now calculate the prime factors of 57761 and 57780, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 57761 and 57780.

How to find the GCF of 57761 and 57780?

We will first find the prime factorization of 57761 and 57780. After we will calculate the factors of 57761 and 57780 and find the biggest common factor number .

Step-1: Prime Factorization of 57761

Prime factors of 57761 are 11, 59, 89. Prime factorization of 57761 in exponential form is:

57761 = 11¹ × 59¹ × 89¹

Step-2: Prime Factorization of 57780

Prime factors of 57780 are 2, 3, 5, 107. Prime factorization of 57780 in exponential form is:

57780 = 2² × 3³ × 5¹ × 107¹

Step-3: Factors of 57761

List of positive integer factors of 57761 that divides 57761 without a remainder.

1, 11, 59, 89, 649, 979, 5251

Step-4: Factors of 57780

List of positive integer factors of 57780 that divides 57761 without a remainder.

1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 90, 107, 108, 135, 180, 214, 270, 321, 428, 535, 540, 642, 963, 1070, 1284, 1605, 1926, 2140, 2889, 3210, 3852, 4815, 5778, 6420, 9630, 11556, 14445, 19260, 28890

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 57761 and 57780. The biggest common factor number is the GCF number.
So the greatest common factor 57761 and 57780 is 1.

Also check out the Least Common Multiple of 57761 and 57780