What is the Least Common Multiple of 73131 and 73143?

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 73131 and 73143 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 73131 and 73143, than apply into the LCM equation.

GCF(73131,73143) = 3
LCM(73131,73143) = ( 73131 × 73143) / 3
LCM(73131,73143) = 5349020733 / 3
LCM(73131,73143) = 1783006911

Least Common Multiple (LCM) of 73131 and 73143 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 73131 and 73143. First we will calculate the prime factors of 73131 and 73143.

Prime Factorization of 73131

Prime Factorization of 73143

Now multiplying the highest exponent prime factors to calculate the LCM of 73131 and 73143.

LCM(73131,73143) = 3⁵ × 19¹ × 1283¹ × 7¹ × 43¹
LCM(73131,73143) = 1783006911