What is the Least Common Multiple of 97821 and 97839?

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 97821 and 97839 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 97821 and 97839, than apply into the LCM equation.

GCF(97821,97839) = 9
LCM(97821,97839) = ( 97821 × 97839) / 9
LCM(97821,97839) = 9570708819 / 9
LCM(97821,97839) = 1063412091

Least Common Multiple (LCM) of 97821 and 97839 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 97821 and 97839. First we will calculate the prime factors of 97821 and 97839.

Prime Factorization of 97821

Prime Factorization of 97839

Now multiplying the highest exponent prime factors to calculate the LCM of 97821 and 97839.

LCM(97821,97839) = 3³ × 3623¹ × 7¹ × 1553¹
LCM(97821,97839) = 1063412091