What is the Least Common Multiple of 45281 and 45289?

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 45281 and 45289 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 45281 and 45289, than apply into the LCM equation.

GCF(45281,45289) = 1
LCM(45281,45289) = ( 45281 × 45289) / 1
LCM(45281,45289) = 2050731209 / 1
LCM(45281,45289) = 2050731209

Least Common Multiple (LCM) of 45281 and 45289 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 45281 and 45289. First we will calculate the prime factors of 45281 and 45289.

Prime Factorization of 45281

Prime Factorization of 45289

Now multiplying the highest exponent prime factors to calculate the LCM of 45281 and 45289.

LCM(45281,45289) = 45281¹ × 45289¹
LCM(45281,45289) = 2050731209