What is the Least Common Multiple of 89390 and 89401?

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 89390 and 89401 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 89390 and 89401, than apply into the LCM equation.

GCF(89390,89401) = 1
LCM(89390,89401) = ( 89390 × 89401) / 1
LCM(89390,89401) = 7991555390 / 1
LCM(89390,89401) = 7991555390

Least Common Multiple (LCM) of 89390 and 89401 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 89390 and 89401. First we will calculate the prime factors of 89390 and 89401.

Prime Factorization of 89390

Prime Factorization of 89401

Now multiplying the highest exponent prime factors to calculate the LCM of 89390 and 89401.

LCM(89390,89401) = 2¹ × 5¹ × 7¹ × 1277¹ × 13² × 23²
LCM(89390,89401) = 7991555390