What is the Least Common Multiple of 68258 and 68278?

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 68258 and 68278 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 68258 and 68278, than apply into the LCM equation.

GCF(68258,68278) = 2
LCM(68258,68278) = ( 68258 × 68278) / 2
LCM(68258,68278) = 4660519724 / 2
LCM(68258,68278) = 2330259862

Least Common Multiple (LCM) of 68258 and 68278 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 68258 and 68278. First we will calculate the prime factors of 68258 and 68278.

Prime Factorization of 68258

Prime Factorization of 68278

Now multiplying the highest exponent prime factors to calculate the LCM of 68258 and 68278.

LCM(68258,68278) = 2¹ × 34129¹ × 7¹ × 4877¹
LCM(68258,68278) = 2330259862