What is the Least Common Multiple of 40103 and 40115?

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 40103 and 40115 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 40103 and 40115, than apply into the LCM equation.

GCF(40103,40115) = 1
LCM(40103,40115) = ( 40103 × 40115) / 1
LCM(40103,40115) = 1608731845 / 1
LCM(40103,40115) = 1608731845

Least Common Multiple (LCM) of 40103 and 40115 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 40103 and 40115. First we will calculate the prime factors of 40103 and 40115.

Prime Factorization of 40103

Prime Factorization of 40115

Now multiplying the highest exponent prime factors to calculate the LCM of 40103 and 40115.

LCM(40103,40115) = 7¹ × 17¹ × 337¹ × 5¹ × 71¹ × 113¹
LCM(40103,40115) = 1608731845