What is the Least Common Multiple of 71563 and 71579?

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 71563 and 71579 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 71563 and 71579, than apply into the LCM equation.

GCF(71563,71579) = 1
LCM(71563,71579) = ( 71563 × 71579) / 1
LCM(71563,71579) = 5122407977 / 1
LCM(71563,71579) = 5122407977

Least Common Multiple (LCM) of 71563 and 71579 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 71563 and 71579. First we will calculate the prime factors of 71563 and 71579.

Prime Factorization of 71563

Prime Factorization of 71579

Now multiplying the highest exponent prime factors to calculate the LCM of 71563 and 71579.

LCM(71563,71579) = 71563¹ × 31¹ × 2309¹
LCM(71563,71579) = 5122407977