What is the Least Common Multiple of 73778 and 73782?

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 73778 and 73782 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 73778 and 73782, than apply into the LCM equation.

GCF(73778,73782) = 2
LCM(73778,73782) = ( 73778 × 73782) / 2
LCM(73778,73782) = 5443488396 / 2
LCM(73778,73782) = 2721744198

Least Common Multiple (LCM) of 73778 and 73782 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 73778 and 73782. First we will calculate the prime factors of 73778 and 73782.

Prime Factorization of 73778

Prime Factorization of 73782

Now multiplying the highest exponent prime factors to calculate the LCM of 73778 and 73782.

LCM(73778,73782) = 2¹ × 37¹ × 997¹ × 3² × 4099¹
LCM(73778,73782) = 2721744198