What is the Least Common Multiple of 11622 and 11642?

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 11622 and 11642 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 11622 and 11642, than apply into the LCM equation.

GCF(11622,11642) = 2
LCM(11622,11642) = ( 11622 × 11642) / 2
LCM(11622,11642) = 135303324 / 2
LCM(11622,11642) = 67651662

Least Common Multiple (LCM) of 11622 and 11642 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 11622 and 11642. First we will calculate the prime factors of 11622 and 11642.

Prime Factorization of 11622

Prime Factorization of 11642

Now multiplying the highest exponent prime factors to calculate the LCM of 11622 and 11642.

LCM(11622,11642) = 2¹ × 3¹ × 13¹ × 149¹ × 5821¹
LCM(11622,11642) = 67651662