What is the Least Common Multiple of 17821 and 17827?

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 17821 and 17827 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 17821 and 17827, than apply into the LCM equation.

GCF(17821,17827) = 1
LCM(17821,17827) = ( 17821 × 17827) / 1
LCM(17821,17827) = 317694967 / 1
LCM(17821,17827) = 317694967

Least Common Multiple (LCM) of 17821 and 17827 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 17821 and 17827. First we will calculate the prime factors of 17821 and 17827.

Prime Factorization of 17821

Prime Factorization of 17827

Now multiplying the highest exponent prime factors to calculate the LCM of 17821 and 17827.

LCM(17821,17827) = 71¹ × 251¹ × 17827¹
LCM(17821,17827) = 317694967