What is the Least Common Multiple of 66065 and 66080?

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 66065 and 66080 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 66065 and 66080, than apply into the LCM equation.

GCF(66065,66080) = 5
LCM(66065,66080) = ( 66065 × 66080) / 5
LCM(66065,66080) = 4365575200 / 5
LCM(66065,66080) = 873115040

Least Common Multiple (LCM) of 66065 and 66080 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 66065 and 66080. First we will calculate the prime factors of 66065 and 66080.

Prime Factorization of 66065

Prime Factorization of 66080

Now multiplying the highest exponent prime factors to calculate the LCM of 66065 and 66080.

LCM(66065,66080) = 5¹ × 73¹ × 181¹ × 2⁵ × 7¹ × 59¹
LCM(66065,66080) = 873115040