What is the Least Common Multiple of 71817 and 71823?

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 71817 and 71823 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 71817 and 71823, than apply into the LCM equation.

GCF(71817,71823) = 3
LCM(71817,71823) = ( 71817 × 71823) / 3
LCM(71817,71823) = 5158112391 / 3
LCM(71817,71823) = 1719370797

Least Common Multiple (LCM) of 71817 and 71823 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 71817 and 71823. First we will calculate the prime factors of 71817 and 71823.

Prime Factorization of 71817

Prime Factorization of 71823

Now multiplying the highest exponent prime factors to calculate the LCM of 71817 and 71823.

LCM(71817,71823) = 3¹ × 37¹ × 647¹ × 89¹ × 269¹
LCM(71817,71823) = 1719370797