What is the Least Common Multiple of 40145 and 40155?

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 40145 and 40155 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 40145 and 40155, than apply into the LCM equation.

GCF(40145,40155) = 5
LCM(40145,40155) = ( 40145 × 40155) / 5
LCM(40145,40155) = 1612022475 / 5
LCM(40145,40155) = 322404495

Least Common Multiple (LCM) of 40145 and 40155 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 40145 and 40155. First we will calculate the prime factors of 40145 and 40155.

Prime Factorization of 40145

Prime Factorization of 40155

Now multiplying the highest exponent prime factors to calculate the LCM of 40145 and 40155.

LCM(40145,40155) = 5¹ × 7¹ × 31¹ × 37¹ × 3¹ × 2677¹
LCM(40145,40155) = 322404495