What is the Least Common Multiple of 68580 and 68598?

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 68580 and 68598 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 68580 and 68598, than apply into the LCM equation.

GCF(68580,68598) = 18
LCM(68580,68598) = ( 68580 × 68598) / 18
LCM(68580,68598) = 4704450840 / 18
LCM(68580,68598) = 261358380

Least Common Multiple (LCM) of 68580 and 68598 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 68580 and 68598. First we will calculate the prime factors of 68580 and 68598.

Prime Factorization of 68580

Prime Factorization of 68598

Now multiplying the highest exponent prime factors to calculate the LCM of 68580 and 68598.

LCM(68580,68598) = 2² × 3³ × 5¹ × 127¹ × 37¹ × 103¹
LCM(68580,68598) = 261358380