What is the Least Common Multiple of 8915 and 8930?

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 8915 and 8930 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 8915 and 8930, than apply into the LCM equation.

GCF(8915,8930) = 5
LCM(8915,8930) = ( 8915 × 8930) / 5
LCM(8915,8930) = 79610950 / 5
LCM(8915,8930) = 15922190

Least Common Multiple (LCM) of 8915 and 8930 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 8915 and 8930. First we will calculate the prime factors of 8915 and 8930.

Prime Factorization of 8915

Prime Factorization of 8930

Now multiplying the highest exponent prime factors to calculate the LCM of 8915 and 8930.

LCM(8915,8930) = 5¹ × 1783¹ × 2¹ × 19¹ × 47¹
LCM(8915,8930) = 15922190