What is the Least Common Multiple of 70390 and 70394?

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 70390 and 70394 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 70390 and 70394, than apply into the LCM equation.

GCF(70390,70394) = 2
LCM(70390,70394) = ( 70390 × 70394) / 2
LCM(70390,70394) = 4955033660 / 2
LCM(70390,70394) = 2477516830

Least Common Multiple (LCM) of 70390 and 70394 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 70390 and 70394. First we will calculate the prime factors of 70390 and 70394.

Prime Factorization of 70390

Prime Factorization of 70394

Now multiplying the highest exponent prime factors to calculate the LCM of 70390 and 70394.

LCM(70390,70394) = 2¹ × 5¹ × 7039¹ × 61¹ × 577¹
LCM(70390,70394) = 2477516830