What is the Least Common Multiple of 43258 and 43271?

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 43258 and 43271 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 43258 and 43271, than apply into the LCM equation.

GCF(43258,43271) = 1
LCM(43258,43271) = ( 43258 × 43271) / 1
LCM(43258,43271) = 1871816918 / 1
LCM(43258,43271) = 1871816918

Least Common Multiple (LCM) of 43258 and 43271 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 43258 and 43271. First we will calculate the prime factors of 43258 and 43271.

Prime Factorization of 43258

Prime Factorization of 43271

Now multiplying the highest exponent prime factors to calculate the LCM of 43258 and 43271.

LCM(43258,43271) = 2¹ × 43¹ × 503¹ × 43271¹
LCM(43258,43271) = 1871816918