What is the Greatest Common Factor of 65490 and 65503?

Greatest common factor (GCF) of 65490 and 65503 is 1.

GCF(65490,65503) = 1

We will now calculate the prime factors of 65490 and 65503, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 65490 and 65503.

How to find the GCF of 65490 and 65503?

We will first find the prime factorization of 65490 and 65503. After we will calculate the factors of 65490 and 65503 and find the biggest common factor number .

Step-1: Prime Factorization of 65490

Prime factors of 65490 are 2, 3, 5, 37, 59. Prime factorization of 65490 in exponential form is:

65490 = 2¹ × 3¹ × 5¹ × 37¹ × 59¹

Step-2: Prime Factorization of 65503

Prime factors of 65503 are 31, 2113. Prime factorization of 65503 in exponential form is:

65503 = 31¹ × 2113¹

Step-3: Factors of 65490

List of positive integer factors of 65490 that divides 65490 without a remainder.

1, 2, 3, 5, 6, 10, 15, 30, 37, 59, 74, 111, 118, 177, 185, 222, 295, 354, 370, 555, 590, 885, 1110, 1770, 2183, 4366, 6549, 10915, 13098, 21830, 32745

Step-4: Factors of 65503

List of positive integer factors of 65503 that divides 65490 without a remainder.

1, 31, 2113

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 65490 and 65503. The biggest common factor number is the GCF number.
So the greatest common factor 65490 and 65503 is 1.

Also check out the Least Common Multiple of 65490 and 65503