What is the Least Common Multiple of 66145 and 66161?

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 66145 and 66161 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 66145 and 66161, than apply into the LCM equation.

GCF(66145,66161) = 1
LCM(66145,66161) = ( 66145 × 66161) / 1
LCM(66145,66161) = 4376219345 / 1
LCM(66145,66161) = 4376219345

Least Common Multiple (LCM) of 66145 and 66161 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 66145 and 66161. First we will calculate the prime factors of 66145 and 66161.

Prime Factorization of 66145

Prime Factorization of 66161

Now multiplying the highest exponent prime factors to calculate the LCM of 66145 and 66161.

LCM(66145,66161) = 5¹ × 13229¹ × 66161¹
LCM(66145,66161) = 4376219345