What is the Least Common Multiple of 39123 and 39141?

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 39123 and 39141 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 39123 and 39141, than apply into the LCM equation.

GCF(39123,39141) = 9
LCM(39123,39141) = ( 39123 × 39141) / 9
LCM(39123,39141) = 1531313343 / 9
LCM(39123,39141) = 170145927

Least Common Multiple (LCM) of 39123 and 39141 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 39123 and 39141. First we will calculate the prime factors of 39123 and 39141.

Prime Factorization of 39123

Prime Factorization of 39141

Now multiplying the highest exponent prime factors to calculate the LCM of 39123 and 39141.

LCM(39123,39141) = 3⁵ × 7¹ × 23¹ × 4349¹
LCM(39123,39141) = 170145927