What is the Least Common Multiple of 75487 and 75506?

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 75487 and 75506 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 75487 and 75506, than apply into the LCM equation.

GCF(75487,75506) = 19
LCM(75487,75506) = ( 75487 × 75506) / 19
LCM(75487,75506) = 5699721422 / 19
LCM(75487,75506) = 299985338

Least Common Multiple (LCM) of 75487 and 75506 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 75487 and 75506. First we will calculate the prime factors of 75487 and 75506.

Prime Factorization of 75487

Prime Factorization of 75506

Now multiplying the highest exponent prime factors to calculate the LCM of 75487 and 75506.

LCM(75487,75506) = 19¹ × 29¹ × 137¹ × 2¹ × 1987¹
LCM(75487,75506) = 299985338