What is the Least Common Multiple of 41890 and 41905?

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 41890 and 41905 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 41890 and 41905, than apply into the LCM equation.

GCF(41890,41905) = 5
LCM(41890,41905) = ( 41890 × 41905) / 5
LCM(41890,41905) = 1755400450 / 5
LCM(41890,41905) = 351080090

Least Common Multiple (LCM) of 41890 and 41905 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 41890 and 41905. First we will calculate the prime factors of 41890 and 41905.

Prime Factorization of 41890

Prime Factorization of 41905

Now multiplying the highest exponent prime factors to calculate the LCM of 41890 and 41905.

LCM(41890,41905) = 2¹ × 5¹ × 59¹ × 71¹ × 17² × 29¹
LCM(41890,41905) = 351080090