What is the Least Common Multiple of 40015 and 40035?

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 40015 and 40035 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 40015 and 40035, than apply into the LCM equation.

GCF(40015,40035) = 5
LCM(40015,40035) = ( 40015 × 40035) / 5
LCM(40015,40035) = 1602000525 / 5
LCM(40015,40035) = 320400105

Least Common Multiple (LCM) of 40015 and 40035 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 40015 and 40035. First we will calculate the prime factors of 40015 and 40035.

Prime Factorization of 40015

Prime Factorization of 40035

Now multiplying the highest exponent prime factors to calculate the LCM of 40015 and 40035.

LCM(40015,40035) = 5¹ × 53¹ × 151¹ × 3¹ × 17¹ × 157¹
LCM(40015,40035) = 320400105