What is the Least Common Multiple of 71330 and 71342?

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 71330 and 71342 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 71330 and 71342, than apply into the LCM equation.

GCF(71330,71342) = 2
LCM(71330,71342) = ( 71330 × 71342) / 2
LCM(71330,71342) = 5088824860 / 2
LCM(71330,71342) = 2544412430

Least Common Multiple (LCM) of 71330 and 71342 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 71330 and 71342. First we will calculate the prime factors of 71330 and 71342.

Prime Factorization of 71330

Prime Factorization of 71342

Now multiplying the highest exponent prime factors to calculate the LCM of 71330 and 71342.

LCM(71330,71342) = 2¹ × 5¹ × 7¹ × 1019¹ × 35671¹
LCM(71330,71342) = 2544412430