What is the Least Common Multiple of 43065 and 43070?

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 43065 and 43070 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 43065 and 43070, than apply into the LCM equation.

GCF(43065,43070) = 5
LCM(43065,43070) = ( 43065 × 43070) / 5
LCM(43065,43070) = 1854809550 / 5
LCM(43065,43070) = 370961910

Least Common Multiple (LCM) of 43065 and 43070 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 43065 and 43070. First we will calculate the prime factors of 43065 and 43070.

Prime Factorization of 43065

Prime Factorization of 43070

Now multiplying the highest exponent prime factors to calculate the LCM of 43065 and 43070.

LCM(43065,43070) = 3³ × 5¹ × 11¹ × 29¹ × 2¹ × 59¹ × 73¹
LCM(43065,43070) = 370961910