What is the Least Common Multiple of 66144 and 66155?

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 66144 and 66155 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 66144 and 66155, than apply into the LCM equation.

GCF(66144,66155) = 1
LCM(66144,66155) = ( 66144 × 66155) / 1
LCM(66144,66155) = 4375756320 / 1
LCM(66144,66155) = 4375756320

Least Common Multiple (LCM) of 66144 and 66155 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 66144 and 66155. First we will calculate the prime factors of 66144 and 66155.

Prime Factorization of 66144

Prime Factorization of 66155

Now multiplying the highest exponent prime factors to calculate the LCM of 66144 and 66155.

LCM(66144,66155) = 2⁵ × 3¹ × 13¹ × 53¹ × 5¹ × 101¹ × 131¹
LCM(66144,66155) = 4375756320