What is the Least Common Multiple of 42513 and 42533?

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 42513 and 42533 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 42513 and 42533, than apply into the LCM equation.

GCF(42513,42533) = 1
LCM(42513,42533) = ( 42513 × 42533) / 1
LCM(42513,42533) = 1808205429 / 1
LCM(42513,42533) = 1808205429

Least Common Multiple (LCM) of 42513 and 42533 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 42513 and 42533. First we will calculate the prime factors of 42513 and 42533.

Prime Factorization of 42513

Prime Factorization of 42533

Now multiplying the highest exponent prime factors to calculate the LCM of 42513 and 42533.

LCM(42513,42533) = 3¹ × 37¹ × 383¹ × 42533¹
LCM(42513,42533) = 1808205429