What is the Least Common Multiple of 90561 and 90579?

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 90561 and 90579 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 90561 and 90579, than apply into the LCM equation.

GCF(90561,90579) = 3
LCM(90561,90579) = ( 90561 × 90579) / 3
LCM(90561,90579) = 8202924819 / 3
LCM(90561,90579) = 2734308273

Least Common Multiple (LCM) of 90561 and 90579 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 90561 and 90579. First we will calculate the prime factors of 90561 and 90579.

Prime Factorization of 90561

Prime Factorization of 90579

Now multiplying the highest exponent prime factors to calculate the LCM of 90561 and 90579.

LCM(90561,90579) = 3¹ × 30187¹ × 109¹ × 277¹
LCM(90561,90579) = 2734308273