What is the Least Common Multiple of 75742 and 75754?

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 75742 and 75754 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 75742 and 75754, than apply into the LCM equation.

GCF(75742,75754) = 2
LCM(75742,75754) = ( 75742 × 75754) / 2
LCM(75742,75754) = 5737759468 / 2
LCM(75742,75754) = 2868879734

Least Common Multiple (LCM) of 75742 and 75754 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 75742 and 75754. First we will calculate the prime factors of 75742 and 75754.

Prime Factorization of 75742

Prime Factorization of 75754

Now multiplying the highest exponent prime factors to calculate the LCM of 75742 and 75754.

LCM(75742,75754) = 2¹ × 37871¹ × 7² × 773¹
LCM(75742,75754) = 2868879734