What is the Least Common Multiple of 63003 and 63020?

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 63003 and 63020 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 63003 and 63020, than apply into the LCM equation.

GCF(63003,63020) = 1
LCM(63003,63020) = ( 63003 × 63020) / 1
LCM(63003,63020) = 3970449060 / 1
LCM(63003,63020) = 3970449060

Least Common Multiple (LCM) of 63003 and 63020 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 63003 and 63020. First we will calculate the prime factors of 63003 and 63020.

Prime Factorization of 63003

Prime Factorization of 63020

Now multiplying the highest exponent prime factors to calculate the LCM of 63003 and 63020.

LCM(63003,63020) = 3¹ × 21001¹ × 2² × 5¹ × 23¹ × 137¹
LCM(63003,63020) = 3970449060