What is the Least Common Multiple of 90020 and 90034?

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 90020 and 90034 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 90020 and 90034, than apply into the LCM equation.

GCF(90020,90034) = 14
LCM(90020,90034) = ( 90020 × 90034) / 14
LCM(90020,90034) = 8104860680 / 14
LCM(90020,90034) = 578918620

Least Common Multiple (LCM) of 90020 and 90034 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 90020 and 90034. First we will calculate the prime factors of 90020 and 90034.

Prime Factorization of 90020

Prime Factorization of 90034

Now multiplying the highest exponent prime factors to calculate the LCM of 90020 and 90034.

LCM(90020,90034) = 2² × 5¹ × 7¹ × 643¹ × 59¹ × 109¹
LCM(90020,90034) = 578918620