What is the Least Common Multiple of 83615 and 83625?

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 83615 and 83625 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 83615 and 83625, than apply into the LCM equation.

GCF(83615,83625) = 5
LCM(83615,83625) = ( 83615 × 83625) / 5
LCM(83615,83625) = 6992304375 / 5
LCM(83615,83625) = 1398460875

Least Common Multiple (LCM) of 83615 and 83625 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 83615 and 83625. First we will calculate the prime factors of 83615 and 83625.

Prime Factorization of 83615

Prime Factorization of 83625

Now multiplying the highest exponent prime factors to calculate the LCM of 83615 and 83625.

LCM(83615,83625) = 5³ × 7¹ × 2389¹ × 3¹ × 223¹
LCM(83615,83625) = 1398460875