What is the Least Common Multiple of 45609 and 45615?

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 45609 and 45615 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 45609 and 45615, than apply into the LCM equation.

GCF(45609,45615) = 3
LCM(45609,45615) = ( 45609 × 45615) / 3
LCM(45609,45615) = 2080454535 / 3
LCM(45609,45615) = 693484845

Least Common Multiple (LCM) of 45609 and 45615 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 45609 and 45615. First we will calculate the prime factors of 45609 and 45615.

Prime Factorization of 45609

Prime Factorization of 45615

Now multiplying the highest exponent prime factors to calculate the LCM of 45609 and 45615.

LCM(45609,45615) = 3¹ × 23¹ × 661¹ × 5¹ × 3041¹
LCM(45609,45615) = 693484845