What is the Least Common Multiple of 89871 and 89889?

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 89871 and 89889 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 89871 and 89889, than apply into the LCM equation.

GCF(89871,89889) = 3
LCM(89871,89889) = ( 89871 × 89889) / 3
LCM(89871,89889) = 8078414319 / 3
LCM(89871,89889) = 2692804773

Least Common Multiple (LCM) of 89871 and 89889 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 89871 and 89889. First we will calculate the prime factors of 89871 and 89889.

Prime Factorization of 89871

Prime Factorization of 89889

Now multiplying the highest exponent prime factors to calculate the LCM of 89871 and 89889.

LCM(89871,89889) = 3¹ × 29¹ × 1033¹ × 19² × 83¹
LCM(89871,89889) = 2692804773