What is the Least Common Multiple of 51216 and 51230?

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 51216 and 51230 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 51216 and 51230, than apply into the LCM equation.

GCF(51216,51230) = 2
LCM(51216,51230) = ( 51216 × 51230) / 2
LCM(51216,51230) = 2623795680 / 2
LCM(51216,51230) = 1311897840

Least Common Multiple (LCM) of 51216 and 51230 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 51216 and 51230. First we will calculate the prime factors of 51216 and 51230.

Prime Factorization of 51216

Prime Factorization of 51230

Now multiplying the highest exponent prime factors to calculate the LCM of 51216 and 51230.

LCM(51216,51230) = 2⁴ × 3¹ × 11¹ × 97¹ × 5¹ × 47¹ × 109¹
LCM(51216,51230) = 1311897840