What is the Least Common Multiple of 43021 and 43039?

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 43021 and 43039 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 43021 and 43039, than apply into the LCM equation.

GCF(43021,43039) = 1
LCM(43021,43039) = ( 43021 × 43039) / 1
LCM(43021,43039) = 1851580819 / 1
LCM(43021,43039) = 1851580819

Least Common Multiple (LCM) of 43021 and 43039 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 43021 and 43039. First we will calculate the prime factors of 43021 and 43039.

Prime Factorization of 43021

Prime Factorization of 43039

Now multiplying the highest exponent prime factors to calculate the LCM of 43021 and 43039.

LCM(43021,43039) = 11¹ × 3911¹ × 193¹ × 223¹
LCM(43021,43039) = 1851580819