What is the Least Common Multiple of 87563 and 87571?

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 87563 and 87571 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 87563 and 87571, than apply into the LCM equation.

GCF(87563,87571) = 1
LCM(87563,87571) = ( 87563 × 87571) / 1
LCM(87563,87571) = 7667979473 / 1
LCM(87563,87571) = 7667979473

Least Common Multiple (LCM) of 87563 and 87571 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 87563 and 87571. First we will calculate the prime factors of 87563 and 87571.

Prime Factorization of 87563

Prime Factorization of 87571

Now multiplying the highest exponent prime factors to calculate the LCM of 87563 and 87571.

LCM(87563,87571) = 7² × 1787¹ × 11¹ × 19¹ × 419¹
LCM(87563,87571) = 7667979473