What is the Least Common Multiple of 99715 and 99730?

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 99715 and 99730 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 99715 and 99730, than apply into the LCM equation.

GCF(99715,99730) = 5
LCM(99715,99730) = ( 99715 × 99730) / 5
LCM(99715,99730) = 9944576950 / 5
LCM(99715,99730) = 1988915390

Least Common Multiple (LCM) of 99715 and 99730 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 99715 and 99730. First we will calculate the prime factors of 99715 and 99730.

Prime Factorization of 99715

Prime Factorization of 99730

Now multiplying the highest exponent prime factors to calculate the LCM of 99715 and 99730.

LCM(99715,99730) = 5¹ × 7² × 11¹ × 37¹ × 2¹ × 9973¹
LCM(99715,99730) = 1988915390