What is the Least Common Multiple of 89545 and 89555?

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 89545 and 89555 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 89545 and 89555, than apply into the LCM equation.

GCF(89545,89555) = 5
LCM(89545,89555) = ( 89545 × 89555) / 5
LCM(89545,89555) = 8019202475 / 5
LCM(89545,89555) = 1603840495

Least Common Multiple (LCM) of 89545 and 89555 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 89545 and 89555. First we will calculate the prime factors of 89545 and 89555.

Prime Factorization of 89545

Prime Factorization of 89555

Now multiplying the highest exponent prime factors to calculate the LCM of 89545 and 89555.

LCM(89545,89555) = 5¹ × 17909¹ × 17911¹
LCM(89545,89555) = 1603840495