What is the Least Common Multiple of 8860 and 8865?

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 8860 and 8865 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 8860 and 8865, than apply into the LCM equation.

GCF(8860,8865) = 5
LCM(8860,8865) = ( 8860 × 8865) / 5
LCM(8860,8865) = 78543900 / 5
LCM(8860,8865) = 15708780

Least Common Multiple (LCM) of 8860 and 8865 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 8860 and 8865. First we will calculate the prime factors of 8860 and 8865.

Prime Factorization of 8860

Prime Factorization of 8865

Now multiplying the highest exponent prime factors to calculate the LCM of 8860 and 8865.

LCM(8860,8865) = 2² × 5¹ × 443¹ × 3² × 197¹
LCM(8860,8865) = 15708780