What is the Least Common Multiple of 16642 and 16648?

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 16642 and 16648 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 16642 and 16648, than apply into the LCM equation.

GCF(16642,16648) = 2
LCM(16642,16648) = ( 16642 × 16648) / 2
LCM(16642,16648) = 277056016 / 2
LCM(16642,16648) = 138528008

Least Common Multiple (LCM) of 16642 and 16648 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 16642 and 16648. First we will calculate the prime factors of 16642 and 16648.

Prime Factorization of 16642

Prime Factorization of 16648

Now multiplying the highest exponent prime factors to calculate the LCM of 16642 and 16648.

LCM(16642,16648) = 2³ × 53¹ × 157¹ × 2081¹
LCM(16642,16648) = 138528008