What is the Least Common Multiple of 49809 and 49821?

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 49809 and 49821 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 49809 and 49821, than apply into the LCM equation.

GCF(49809,49821) = 3
LCM(49809,49821) = ( 49809 × 49821) / 3
LCM(49809,49821) = 2481534189 / 3
LCM(49809,49821) = 827178063

Least Common Multiple (LCM) of 49809 and 49821 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 49809 and 49821. First we will calculate the prime factors of 49809 and 49821.

Prime Factorization of 49809

Prime Factorization of 49821

Now multiplying the highest exponent prime factors to calculate the LCM of 49809 and 49821.

LCM(49809,49821) = 3¹ × 16603¹ × 16607¹
LCM(49809,49821) = 827178063