What is the Least Common Multiple of 68439 and 68459?

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 68439 and 68459 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 68439 and 68459, than apply into the LCM equation.

GCF(68439,68459) = 1
LCM(68439,68459) = ( 68439 × 68459) / 1
LCM(68439,68459) = 4685265501 / 1
LCM(68439,68459) = 4685265501

Least Common Multiple (LCM) of 68439 and 68459 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 68439 and 68459. First we will calculate the prime factors of 68439 and 68459.

Prime Factorization of 68439

Prime Factorization of 68459

Now multiplying the highest exponent prime factors to calculate the LCM of 68439 and 68459.

LCM(68439,68459) = 3¹ × 7¹ × 3259¹ × 17¹ × 4027¹
LCM(68439,68459) = 4685265501