What is the Least Common Multiple of 68580 and 68586?

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 68586 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 68586, than apply into the LCM equation.

GCF(68580,68586) = 6
LCM(68580,68586) = ( 68580 × 68586) / 6
LCM(68580,68586) = 4703627880 / 6
LCM(68580,68586) = 783937980

Least Common Multiple (LCM) of 68580 and 68586 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 68580 and 68586. First we will calculate the prime factors of 68580 and 68586.

Prime Factorization of 68580

Prime Factorization of 68586

Now multiplying the highest exponent prime factors to calculate the LCM of 68580 and 68586.

LCM(68580,68586) = 2² × 3³ × 5¹ × 127¹ × 7¹ × 23¹ × 71¹
LCM(68580,68586) = 783937980