What is the Least Common Multiple of 73989 and 74007?

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 73989 and 74007 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 73989 and 74007, than apply into the LCM equation.

GCF(73989,74007) = 9
LCM(73989,74007) = ( 73989 × 74007) / 9
LCM(73989,74007) = 5475703923 / 9
LCM(73989,74007) = 608411547

Least Common Multiple (LCM) of 73989 and 74007 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 73989 and 74007. First we will calculate the prime factors of 73989 and 74007.

Prime Factorization of 73989

Prime Factorization of 74007

Now multiplying the highest exponent prime factors to calculate the LCM of 73989 and 74007.

LCM(73989,74007) = 3³ × 8221¹ × 2741¹
LCM(73989,74007) = 608411547