What is the Least Common Multiple of 35409 and 35421?

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 35409 and 35421 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 35409 and 35421, than apply into the LCM equation.

GCF(35409,35421) = 3
LCM(35409,35421) = ( 35409 × 35421) / 3
LCM(35409,35421) = 1254222189 / 3
LCM(35409,35421) = 418074063

Least Common Multiple (LCM) of 35409 and 35421 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 35409 and 35421. First we will calculate the prime factors of 35409 and 35421.

Prime Factorization of 35409

Prime Factorization of 35421

Now multiplying the highest exponent prime factors to calculate the LCM of 35409 and 35421.

LCM(35409,35421) = 3¹ × 11¹ × 29¹ × 37¹ × 11807¹
LCM(35409,35421) = 418074063