What is the Least Common Multiple of 87821 and 87839?

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 87821 and 87839 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 87821 and 87839, than apply into the LCM equation.

GCF(87821,87839) = 1
LCM(87821,87839) = ( 87821 × 87839) / 1
LCM(87821,87839) = 7714108819 / 1
LCM(87821,87839) = 7714108819

Least Common Multiple (LCM) of 87821 and 87839 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 87821 and 87839. First we will calculate the prime factors of 87821 and 87839.

Prime Factorization of 87821

Prime Factorization of 87839

Now multiplying the highest exponent prime factors to calculate the LCM of 87821 and 87839.

LCM(87821,87839) = 53¹ × 1657¹ × 17¹ × 5167¹
LCM(87821,87839) = 7714108819