What is the Least Common Multiple of 75103 and 75115?

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 75103 and 75115 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 75103 and 75115, than apply into the LCM equation.

GCF(75103,75115) = 1
LCM(75103,75115) = ( 75103 × 75115) / 1
LCM(75103,75115) = 5641361845 / 1
LCM(75103,75115) = 5641361845

Least Common Multiple (LCM) of 75103 and 75115 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 75103 and 75115. First we will calculate the prime factors of 75103 and 75115.

Prime Factorization of 75103

Prime Factorization of 75115

Now multiplying the highest exponent prime factors to calculate the LCM of 75103 and 75115.

LCM(75103,75115) = 7¹ × 10729¹ × 5¹ × 83¹ × 181¹
LCM(75103,75115) = 5641361845