What is the Least Common Multiple of 51270 and 51285?

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 51270 and 51285 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 51270 and 51285, than apply into the LCM equation.

GCF(51270,51285) = 15
LCM(51270,51285) = ( 51270 × 51285) / 15
LCM(51270,51285) = 2629381950 / 15
LCM(51270,51285) = 175292130

Least Common Multiple (LCM) of 51270 and 51285 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 51270 and 51285. First we will calculate the prime factors of 51270 and 51285.

Prime Factorization of 51270

Prime Factorization of 51285

Now multiplying the highest exponent prime factors to calculate the LCM of 51270 and 51285.

LCM(51270,51285) = 2¹ × 3¹ × 5¹ × 1709¹ × 13¹ × 263¹
LCM(51270,51285) = 175292130