What is the Least Common Multiple of 99430 and 99442?

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 99430 and 99442 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 99430 and 99442, than apply into the LCM equation.

GCF(99430,99442) = 2
LCM(99430,99442) = ( 99430 × 99442) / 2
LCM(99430,99442) = 9887518060 / 2
LCM(99430,99442) = 4943759030

Least Common Multiple (LCM) of 99430 and 99442 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 99430 and 99442. First we will calculate the prime factors of 99430 and 99442.

Prime Factorization of 99430

Prime Factorization of 99442

Now multiplying the highest exponent prime factors to calculate the LCM of 99430 and 99442.

LCM(99430,99442) = 2¹ × 5¹ × 61¹ × 163¹ × 7¹ × 7103¹
LCM(99430,99442) = 4943759030