What is the Least Common Multiple of 75742 and 75756?

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 75756 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 75756, than apply into the LCM equation.

GCF(75742,75756) = 2
LCM(75742,75756) = ( 75742 × 75756) / 2
LCM(75742,75756) = 5737910952 / 2
LCM(75742,75756) = 2868955476

Least Common Multiple (LCM) of 75742 and 75756 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 75742 and 75756. First we will calculate the prime factors of 75742 and 75756.

Prime Factorization of 75742

Prime Factorization of 75756

Now multiplying the highest exponent prime factors to calculate the LCM of 75742 and 75756.

LCM(75742,75756) = 2² × 37871¹ × 3¹ × 59¹ × 107¹
LCM(75742,75756) = 2868955476