What is the Least Common Multiple of 43783 and 43787?

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 43783 and 43787 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 43783 and 43787, than apply into the LCM equation.

GCF(43783,43787) = 1
LCM(43783,43787) = ( 43783 × 43787) / 1
LCM(43783,43787) = 1917126221 / 1
LCM(43783,43787) = 1917126221

Least Common Multiple (LCM) of 43783 and 43787 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 43783 and 43787. First we will calculate the prime factors of 43783 and 43787.

Prime Factorization of 43783

Prime Factorization of 43787

Now multiplying the highest exponent prime factors to calculate the LCM of 43783 and 43787.

LCM(43783,43787) = 43783¹ × 43787¹
LCM(43783,43787) = 1917126221