What is the Least Common Multiple of 43509 and 43519?

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 43509 and 43519 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 43509 and 43519, than apply into the LCM equation.

GCF(43509,43519) = 1
LCM(43509,43519) = ( 43509 × 43519) / 1
LCM(43509,43519) = 1893468171 / 1
LCM(43509,43519) = 1893468171

Least Common Multiple (LCM) of 43509 and 43519 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 43509 and 43519. First we will calculate the prime factors of 43509 and 43519.

Prime Factorization of 43509

Prime Factorization of 43519

Now multiplying the highest exponent prime factors to calculate the LCM of 43509 and 43519.

LCM(43509,43519) = 3¹ × 14503¹ × 7¹ × 6217¹
LCM(43509,43519) = 1893468171