What is the Least Common Multiple of 90201 and 90215?

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 90201 and 90215 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 90201 and 90215, than apply into the LCM equation.

GCF(90201,90215) = 1
LCM(90201,90215) = ( 90201 × 90215) / 1
LCM(90201,90215) = 8137483215 / 1
LCM(90201,90215) = 8137483215

Least Common Multiple (LCM) of 90201 and 90215 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 90201 and 90215. First we will calculate the prime factors of 90201 and 90215.

Prime Factorization of 90201

Prime Factorization of 90215

Now multiplying the highest exponent prime factors to calculate the LCM of 90201 and 90215.

LCM(90201,90215) = 3¹ × 107¹ × 281¹ × 5¹ × 18043¹
LCM(90201,90215) = 8137483215