What is the Least Common Multiple of 68171 and 68180?

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 68171 and 68180 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 68171 and 68180, than apply into the LCM equation.

GCF(68171,68180) = 1
LCM(68171,68180) = ( 68171 × 68180) / 1
LCM(68171,68180) = 4647898780 / 1
LCM(68171,68180) = 4647898780

Least Common Multiple (LCM) of 68171 and 68180 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 68171 and 68180. First we will calculate the prime factors of 68171 and 68180.

Prime Factorization of 68171

Prime Factorization of 68180

Now multiplying the highest exponent prime factors to calculate the LCM of 68171 and 68180.

LCM(68171,68180) = 68171¹ × 2² × 5¹ × 7¹ × 487¹
LCM(68171,68180) = 4647898780