What is the Least Common Multiple of 43658 and 43666?

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 43658 and 43666 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 43658 and 43666, than apply into the LCM equation.

GCF(43658,43666) = 2
LCM(43658,43666) = ( 43658 × 43666) / 2
LCM(43658,43666) = 1906370228 / 2
LCM(43658,43666) = 953185114

Least Common Multiple (LCM) of 43658 and 43666 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 43658 and 43666. First we will calculate the prime factors of 43658 and 43666.

Prime Factorization of 43658

Prime Factorization of 43666

Now multiplying the highest exponent prime factors to calculate the LCM of 43658 and 43666.

LCM(43658,43666) = 2¹ × 83¹ × 263¹ × 7¹ × 3119¹
LCM(43658,43666) = 953185114