What is the Least Common Multiple of 70300 and 70315?

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 70300 and 70315 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 70300 and 70315, than apply into the LCM equation.

GCF(70300,70315) = 5
LCM(70300,70315) = ( 70300 × 70315) / 5
LCM(70300,70315) = 4943144500 / 5
LCM(70300,70315) = 988628900

Least Common Multiple (LCM) of 70300 and 70315 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 70300 and 70315. First we will calculate the prime factors of 70300 and 70315.

Prime Factorization of 70300

Prime Factorization of 70315

Now multiplying the highest exponent prime factors to calculate the LCM of 70300 and 70315.

LCM(70300,70315) = 2² × 5² × 19¹ × 37¹ × 7³ × 41¹
LCM(70300,70315) = 988628900