What is the Least Common Multiple of 68045 and 68056?

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 68045 and 68056 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 68045 and 68056, than apply into the LCM equation.

GCF(68045,68056) = 1
LCM(68045,68056) = ( 68045 × 68056) / 1
LCM(68045,68056) = 4630870520 / 1
LCM(68045,68056) = 4630870520

Least Common Multiple (LCM) of 68045 and 68056 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 68045 and 68056. First we will calculate the prime factors of 68045 and 68056.

Prime Factorization of 68045

Prime Factorization of 68056

Now multiplying the highest exponent prime factors to calculate the LCM of 68045 and 68056.

LCM(68045,68056) = 5¹ × 31¹ × 439¹ × 2³ × 47¹ × 181¹
LCM(68045,68056) = 4630870520