What is the Least Common Multiple of 49216 and 49220?

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 49216 and 49220 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 49216 and 49220, than apply into the LCM equation.

GCF(49216,49220) = 4
LCM(49216,49220) = ( 49216 × 49220) / 4
LCM(49216,49220) = 2422411520 / 4
LCM(49216,49220) = 605602880

Least Common Multiple (LCM) of 49216 and 49220 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 49216 and 49220. First we will calculate the prime factors of 49216 and 49220.

Prime Factorization of 49216

Prime Factorization of 49220

Now multiplying the highest exponent prime factors to calculate the LCM of 49216 and 49220.

LCM(49216,49220) = 2⁶ × 769¹ × 5¹ × 23¹ × 107¹
LCM(49216,49220) = 605602880