What is the Least Common Multiple of 83430 and 83446?

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 83430 and 83446 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 83430 and 83446, than apply into the LCM equation.

GCF(83430,83446) = 2
LCM(83430,83446) = ( 83430 × 83446) / 2
LCM(83430,83446) = 6961899780 / 2
LCM(83430,83446) = 3480949890

Least Common Multiple (LCM) of 83430 and 83446 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 83430 and 83446. First we will calculate the prime factors of 83430 and 83446.

Prime Factorization of 83430

Prime Factorization of 83446

Now multiplying the highest exponent prime factors to calculate the LCM of 83430 and 83446.

LCM(83430,83446) = 2¹ × 3⁴ × 5¹ × 103¹ × 11¹ × 3793¹
LCM(83430,83446) = 3480949890