What is the Least Common Multiple of 43687 and 43693?

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 43687 and 43693 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 43687 and 43693, than apply into the LCM equation.

GCF(43687,43693) = 1
LCM(43687,43693) = ( 43687 × 43693) / 1
LCM(43687,43693) = 1908816091 / 1
LCM(43687,43693) = 1908816091

Least Common Multiple (LCM) of 43687 and 43693 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 43687 and 43693. First we will calculate the prime factors of 43687 and 43693.

Prime Factorization of 43687

Prime Factorization of 43693

Now multiplying the highest exponent prime factors to calculate the LCM of 43687 and 43693.

LCM(43687,43693) = 7¹ × 79² × 13¹ × 3361¹
LCM(43687,43693) = 1908816091