What is the Least Common Multiple of 68488 and 68508?

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 68488 and 68508 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 68488 and 68508, than apply into the LCM equation.

GCF(68488,68508) = 4
LCM(68488,68508) = ( 68488 × 68508) / 4
LCM(68488,68508) = 4691975904 / 4
LCM(68488,68508) = 1172993976

Least Common Multiple (LCM) of 68488 and 68508 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 68488 and 68508. First we will calculate the prime factors of 68488 and 68508.

Prime Factorization of 68488

Prime Factorization of 68508

Now multiplying the highest exponent prime factors to calculate the LCM of 68488 and 68508.

LCM(68488,68508) = 2³ × 7¹ × 1223¹ × 3² × 11¹ × 173¹
LCM(68488,68508) = 1172993976