What is the Least Common Multiple of 87470 and 87475?

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 87470 and 87475 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 87470 and 87475, than apply into the LCM equation.

GCF(87470,87475) = 5
LCM(87470,87475) = ( 87470 × 87475) / 5
LCM(87470,87475) = 7651438250 / 5
LCM(87470,87475) = 1530287650

Least Common Multiple (LCM) of 87470 and 87475 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 87470 and 87475. First we will calculate the prime factors of 87470 and 87475.

Prime Factorization of 87470

Prime Factorization of 87475

Now multiplying the highest exponent prime factors to calculate the LCM of 87470 and 87475.

LCM(87470,87475) = 2¹ × 5² × 8747¹ × 3499¹
LCM(87470,87475) = 1530287650