What is the Least Common Multiple of 8239 and 8247?

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 8239 and 8247 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 8239 and 8247, than apply into the LCM equation.

GCF(8239,8247) = 1
LCM(8239,8247) = ( 8239 × 8247) / 1
LCM(8239,8247) = 67947033 / 1
LCM(8239,8247) = 67947033

Least Common Multiple (LCM) of 8239 and 8247 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 8239 and 8247. First we will calculate the prime factors of 8239 and 8247.

Prime Factorization of 8239

Prime Factorization of 8247

Now multiplying the highest exponent prime factors to calculate the LCM of 8239 and 8247.

LCM(8239,8247) = 7¹ × 11¹ × 107¹ × 3¹ × 2749¹
LCM(8239,8247) = 67947033