What is the Least Common Multiple of 62840 and 62855?

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 62840 and 62855 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 62840 and 62855, than apply into the LCM equation.

GCF(62840,62855) = 5
LCM(62840,62855) = ( 62840 × 62855) / 5
LCM(62840,62855) = 3949808200 / 5
LCM(62840,62855) = 789961640

Least Common Multiple (LCM) of 62840 and 62855 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 62840 and 62855. First we will calculate the prime factors of 62840 and 62855.

Prime Factorization of 62840

Prime Factorization of 62855

Now multiplying the highest exponent prime factors to calculate the LCM of 62840 and 62855.

LCM(62840,62855) = 2³ × 5¹ × 1571¹ × 13¹ × 967¹
LCM(62840,62855) = 789961640