What is the Least Common Multiple of 4045 and 4049?

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 4045 and 4049 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 4045 and 4049, than apply into the LCM equation.

GCF(4045,4049) = 1
LCM(4045,4049) = ( 4045 × 4049) / 1
LCM(4045,4049) = 16378205 / 1
LCM(4045,4049) = 16378205

Least Common Multiple (LCM) of 4045 and 4049 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 4045 and 4049. First we will calculate the prime factors of 4045 and 4049.

Prime Factorization of 4045

Prime Factorization of 4049

Now multiplying the highest exponent prime factors to calculate the LCM of 4045 and 4049.

LCM(4045,4049) = 5¹ × 809¹ × 4049¹
LCM(4045,4049) = 16378205