What is the Least Common Multiple of 87003 and 87013?

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 87003 and 87013 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 87003 and 87013, than apply into the LCM equation.

GCF(87003,87013) = 1
LCM(87003,87013) = ( 87003 × 87013) / 1
LCM(87003,87013) = 7570392039 / 1
LCM(87003,87013) = 7570392039

Least Common Multiple (LCM) of 87003 and 87013 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 87003 and 87013. First we will calculate the prime factors of 87003 and 87013.

Prime Factorization of 87003

Prime Factorization of 87013

Now multiplying the highest exponent prime factors to calculate the LCM of 87003 and 87013.

LCM(87003,87013) = 3² × 7¹ × 1381¹ × 87013¹
LCM(87003,87013) = 7570392039