What is the Least Common Multiple of 40188 and 40196?

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 40188 and 40196 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 40188 and 40196, than apply into the LCM equation.

GCF(40188,40196) = 4
LCM(40188,40196) = ( 40188 × 40196) / 4
LCM(40188,40196) = 1615396848 / 4
LCM(40188,40196) = 403849212

Least Common Multiple (LCM) of 40188 and 40196 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 40188 and 40196. First we will calculate the prime factors of 40188 and 40196.

Prime Factorization of 40188

Prime Factorization of 40196

Now multiplying the highest exponent prime factors to calculate the LCM of 40188 and 40196.

LCM(40188,40196) = 2² × 3¹ × 17¹ × 197¹ × 13¹ × 773¹
LCM(40188,40196) = 403849212