What is the Least Common Multiple of 10215 and 10219?

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 10215 and 10219 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 10215 and 10219, than apply into the LCM equation.

GCF(10215,10219) = 1
LCM(10215,10219) = ( 10215 × 10219) / 1
LCM(10215,10219) = 104387085 / 1
LCM(10215,10219) = 104387085

Least Common Multiple (LCM) of 10215 and 10219 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 10215 and 10219. First we will calculate the prime factors of 10215 and 10219.

Prime Factorization of 10215

Prime Factorization of 10219

Now multiplying the highest exponent prime factors to calculate the LCM of 10215 and 10219.

LCM(10215,10219) = 3² × 5¹ × 227¹ × 11¹ × 929¹
LCM(10215,10219) = 104387085