What is the Least Common Multiple of 75645 and 75649?

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 75645 and 75649 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 75645 and 75649, than apply into the LCM equation.

GCF(75645,75649) = 1
LCM(75645,75649) = ( 75645 × 75649) / 1
LCM(75645,75649) = 5722468605 / 1
LCM(75645,75649) = 5722468605

Least Common Multiple (LCM) of 75645 and 75649 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 75645 and 75649. First we will calculate the prime factors of 75645 and 75649.

Prime Factorization of 75645

Prime Factorization of 75649

Now multiplying the highest exponent prime factors to calculate the LCM of 75645 and 75649.

LCM(75645,75649) = 3² × 5¹ × 41² × 7¹ × 101¹ × 107¹
LCM(75645,75649) = 5722468605