What is the Least Common Multiple of 64451 and 64469?

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 64451 and 64469 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 64451 and 64469, than apply into the LCM equation.

GCF(64451,64469) = 1
LCM(64451,64469) = ( 64451 × 64469) / 1
LCM(64451,64469) = 4155091519 / 1
LCM(64451,64469) = 4155091519

Least Common Multiple (LCM) of 64451 and 64469 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 64451 and 64469. First we will calculate the prime factors of 64451 and 64469.

Prime Factorization of 64451

Prime Factorization of 64469

Now multiplying the highest exponent prime factors to calculate the LCM of 64451 and 64469.

LCM(64451,64469) = 64451¹ × 23¹ × 2803¹
LCM(64451,64469) = 4155091519