What is the Least Common Multiple of 68043 and 68047?

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 68043 and 68047 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 68043 and 68047, than apply into the LCM equation.

GCF(68043,68047) = 1
LCM(68043,68047) = ( 68043 × 68047) / 1
LCM(68043,68047) = 4630122021 / 1
LCM(68043,68047) = 4630122021

Least Common Multiple (LCM) of 68043 and 68047 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 68043 and 68047. First we will calculate the prime factors of 68043 and 68047.

Prime Factorization of 68043

Prime Factorization of 68047

Now multiplying the highest exponent prime factors to calculate the LCM of 68043 and 68047.

LCM(68043,68047) = 3¹ × 37¹ × 613¹ × 7¹ × 9721¹
LCM(68043,68047) = 4630122021