What is the Least Common Multiple of 67155 and 67161?

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 67155 and 67161 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 67155 and 67161, than apply into the LCM equation.

GCF(67155,67161) = 3
LCM(67155,67161) = ( 67155 × 67161) / 3
LCM(67155,67161) = 4510196955 / 3
LCM(67155,67161) = 1503398985

Least Common Multiple (LCM) of 67155 and 67161 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 67155 and 67161. First we will calculate the prime factors of 67155 and 67161.

Prime Factorization of 67155

Prime Factorization of 67161

Now multiplying the highest exponent prime factors to calculate the LCM of 67155 and 67161.

LCM(67155,67161) = 3¹ × 5¹ × 11² × 37¹ × 61¹ × 367¹
LCM(67155,67161) = 1503398985