What is the Least Common Multiple of 68909 and 68929?

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 68909 and 68929 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 68909 and 68929, than apply into the LCM equation.

GCF(68909,68929) = 1
LCM(68909,68929) = ( 68909 × 68929) / 1
LCM(68909,68929) = 4749828461 / 1
LCM(68909,68929) = 4749828461

Least Common Multiple (LCM) of 68909 and 68929 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 68909 and 68929. First we will calculate the prime factors of 68909 and 68929.

Prime Factorization of 68909

Prime Factorization of 68929

Now multiplying the highest exponent prime factors to calculate the LCM of 68909 and 68929.

LCM(68909,68929) = 68909¹ × 7¹ × 43¹ × 229¹
LCM(68909,68929) = 4749828461