What is the Least Common Multiple of 67915 and 67919?

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 67915 and 67919 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 67915 and 67919, than apply into the LCM equation.

GCF(67915,67919) = 1
LCM(67915,67919) = ( 67915 × 67919) / 1
LCM(67915,67919) = 4612718885 / 1
LCM(67915,67919) = 4612718885

Least Common Multiple (LCM) of 67915 and 67919 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 67915 and 67919. First we will calculate the prime factors of 67915 and 67919.

Prime Factorization of 67915

Prime Factorization of 67919

Now multiplying the highest exponent prime factors to calculate the LCM of 67915 and 67919.

LCM(67915,67919) = 5¹ × 17² × 47¹ × 23¹ × 2953¹
LCM(67915,67919) = 4612718885