What is the Least Common Multiple of 65243 and 65248?

Least common multiple or lowest common denominator (lcd) can be calculated in two way; with the LCM formula calculation of greatest common factor (GCF), or multiplying the prime factors with the highest exponent factor.

Least Common Multiple of 65243 and 65248 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 65243 and 65248, than apply into the LCM equation.

GCF(65243,65248) = 1
LCM(65243,65248) = ( 65243 × 65248) / 1
LCM(65243,65248) = 4256975264 / 1
LCM(65243,65248) = 4256975264

Least Common Multiple (LCM) of 65243 and 65248 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 65243 and 65248. First we will calculate the prime factors of 65243 and 65248.

Prime Factorization of 65243

Prime Factorization of 65248

Now multiplying the highest exponent prime factors to calculate the LCM of 65243 and 65248.

LCM(65243,65248) = 53¹ × 1231¹ × 2⁵ × 2039¹
LCM(65243,65248) = 4256975264