What is the Least Common Multiple of 75642 and 75662?

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 75642 and 75662 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 75642 and 75662, than apply into the LCM equation.

GCF(75642,75662) = 2
LCM(75642,75662) = ( 75642 × 75662) / 2
LCM(75642,75662) = 5723225004 / 2
LCM(75642,75662) = 2861612502

Least Common Multiple (LCM) of 75642 and 75662 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 75642 and 75662. First we will calculate the prime factors of 75642 and 75662.

Prime Factorization of 75642

Prime Factorization of 75662

Now multiplying the highest exponent prime factors to calculate the LCM of 75642 and 75662.

LCM(75642,75662) = 2¹ × 3¹ × 7¹ × 1801¹ × 37831¹
LCM(75642,75662) = 2861612502