What is the Least Common Multiple of 89685 and 89705?

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 89685 and 89705 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 89685 and 89705, than apply into the LCM equation.

GCF(89685,89705) = 5
LCM(89685,89705) = ( 89685 × 89705) / 5
LCM(89685,89705) = 8045192925 / 5
LCM(89685,89705) = 1609038585

Least Common Multiple (LCM) of 89685 and 89705 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 89685 and 89705. First we will calculate the prime factors of 89685 and 89705.

Prime Factorization of 89685

Prime Factorization of 89705

Now multiplying the highest exponent prime factors to calculate the LCM of 89685 and 89705.

LCM(89685,89705) = 3² × 5¹ × 1993¹ × 7¹ × 11¹ × 233¹
LCM(89685,89705) = 1609038585