What is the Least Common Multiple of 47622 and 47638?

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 47622 and 47638 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 47622 and 47638, than apply into the LCM equation.

GCF(47622,47638) = 2
LCM(47622,47638) = ( 47622 × 47638) / 2
LCM(47622,47638) = 2268616836 / 2
LCM(47622,47638) = 1134308418

Least Common Multiple (LCM) of 47622 and 47638 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 47622 and 47638. First we will calculate the prime factors of 47622 and 47638.

Prime Factorization of 47622

Prime Factorization of 47638

Now multiplying the highest exponent prime factors to calculate the LCM of 47622 and 47638.

LCM(47622,47638) = 2¹ × 3¹ × 7937¹ × 23819¹
LCM(47622,47638) = 1134308418