What is the Least Common Multiple of 39430 and 39443?

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 39430 and 39443 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 39430 and 39443, than apply into the LCM equation.

GCF(39430,39443) = 1
LCM(39430,39443) = ( 39430 × 39443) / 1
LCM(39430,39443) = 1555237490 / 1
LCM(39430,39443) = 1555237490

Least Common Multiple (LCM) of 39430 and 39443 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 39430 and 39443. First we will calculate the prime factors of 39430 and 39443.

Prime Factorization of 39430

Prime Factorization of 39443

Now multiplying the highest exponent prime factors to calculate the LCM of 39430 and 39443.

LCM(39430,39443) = 2¹ × 5¹ × 3943¹ × 39443¹
LCM(39430,39443) = 1555237490