What is the Least Common Multiple of 82290 and 82305?

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 82290 and 82305 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 82290 and 82305, than apply into the LCM equation.

GCF(82290,82305) = 15
LCM(82290,82305) = ( 82290 × 82305) / 15
LCM(82290,82305) = 6772878450 / 15
LCM(82290,82305) = 451525230

Least Common Multiple (LCM) of 82290 and 82305 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 82290 and 82305. First we will calculate the prime factors of 82290 and 82305.

Prime Factorization of 82290

Prime Factorization of 82305

Now multiplying the highest exponent prime factors to calculate the LCM of 82290 and 82305.

LCM(82290,82305) = 2¹ × 3² × 5¹ × 13¹ × 211¹ × 31¹ × 59¹
LCM(82290,82305) = 451525230