What is the Least Common Multiple of 90453 and 90471?

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 90453 and 90471 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 90453 and 90471, than apply into the LCM equation.

GCF(90453,90471) = 3
LCM(90453,90471) = ( 90453 × 90471) / 3
LCM(90453,90471) = 8183373363 / 3
LCM(90453,90471) = 2727791121

Least Common Multiple (LCM) of 90453 and 90471 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 90453 and 90471. First we will calculate the prime factors of 90453 and 90471.

Prime Factorization of 90453

Prime Factorization of 90471

Now multiplying the highest exponent prime factors to calculate the LCM of 90453 and 90471.

LCM(90453,90471) = 3¹ × 11¹ × 2741¹ × 53¹ × 569¹
LCM(90453,90471) = 2727791121