What is the Least Common Multiple of 64439 and 64453?

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 64439 and 64453 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 64439 and 64453, than apply into the LCM equation.

GCF(64439,64453) = 1
LCM(64439,64453) = ( 64439 × 64453) / 1
LCM(64439,64453) = 4153286867 / 1
LCM(64439,64453) = 4153286867

Least Common Multiple (LCM) of 64439 and 64453 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 64439 and 64453. First we will calculate the prime factors of 64439 and 64453.

Prime Factorization of 64439

Prime Factorization of 64453

Now multiplying the highest exponent prime factors to calculate the LCM of 64439 and 64453.

LCM(64439,64453) = 64439¹ × 64453¹
LCM(64439,64453) = 4153286867