What is the Least Common Multiple of 43643 and 43663?

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 43643 and 43663 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 43643 and 43663, than apply into the LCM equation.

GCF(43643,43663) = 1
LCM(43643,43663) = ( 43643 × 43663) / 1
LCM(43643,43663) = 1905584309 / 1
LCM(43643,43663) = 1905584309

Least Common Multiple (LCM) of 43643 and 43663 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 43643 and 43663. First we will calculate the prime factors of 43643 and 43663.

Prime Factorization of 43643

Prime Factorization of 43663

Now multiplying the highest exponent prime factors to calculate the LCM of 43643 and 43663.

LCM(43643,43663) = 19¹ × 2297¹ × 47¹ × 929¹
LCM(43643,43663) = 1905584309