What is the Least Common Multiple of 43658 and 43669?

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 43669 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 43669, than apply into the LCM equation.

GCF(43658,43669) = 1
LCM(43658,43669) = ( 43658 × 43669) / 1
LCM(43658,43669) = 1906501202 / 1
LCM(43658,43669) = 1906501202

Least Common Multiple (LCM) of 43658 and 43669 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 43658 and 43669. First we will calculate the prime factors of 43658 and 43669.

Prime Factorization of 43658

Prime Factorization of 43669

Now multiplying the highest exponent prime factors to calculate the LCM of 43658 and 43669.

LCM(43658,43669) = 2¹ × 83¹ × 263¹ × 43669¹
LCM(43658,43669) = 1906501202