What is the Least Common Multiple of 68340 and 68347?

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 68340 and 68347 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 68340 and 68347, than apply into the LCM equation.

GCF(68340,68347) = 1
LCM(68340,68347) = ( 68340 × 68347) / 1
LCM(68340,68347) = 4670833980 / 1
LCM(68340,68347) = 4670833980

Least Common Multiple (LCM) of 68340 and 68347 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 68340 and 68347. First we will calculate the prime factors of 68340 and 68347.

Prime Factorization of 68340

Prime Factorization of 68347

Now multiplying the highest exponent prime factors to calculate the LCM of 68340 and 68347.

LCM(68340,68347) = 2² × 3¹ × 5¹ × 17¹ × 67¹ × 41¹ × 1667¹
LCM(68340,68347) = 4670833980