What is the Least Common Multiple of 70313 and 70321?

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 70313 and 70321 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 70313 and 70321, than apply into the LCM equation.

GCF(70313,70321) = 1
LCM(70313,70321) = ( 70313 × 70321) / 1
LCM(70313,70321) = 4944480473 / 1
LCM(70313,70321) = 4944480473

Least Common Multiple (LCM) of 70313 and 70321 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 70313 and 70321. First we will calculate the prime factors of 70313 and 70321.

Prime Factorization of 70313

Prime Factorization of 70321

Now multiplying the highest exponent prime factors to calculate the LCM of 70313 and 70321.

LCM(70313,70321) = 70313¹ × 70321¹
LCM(70313,70321) = 4944480473