What is the Least Common Multiple of 73625 and 73643?

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 73625 and 73643 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 73625 and 73643, than apply into the LCM equation.

GCF(73625,73643) = 1
LCM(73625,73643) = ( 73625 × 73643) / 1
LCM(73625,73643) = 5421965875 / 1
LCM(73625,73643) = 5421965875

Least Common Multiple (LCM) of 73625 and 73643 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 73625 and 73643. First we will calculate the prime factors of 73625 and 73643.

Prime Factorization of 73625

Prime Factorization of 73643

Now multiplying the highest exponent prime factors to calculate the LCM of 73625 and 73643.

LCM(73625,73643) = 5³ × 19¹ × 31¹ × 73643¹
LCM(73625,73643) = 5421965875