What is the Least Common Multiple of 21163 and 21179?

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 21163 and 21179 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 21163 and 21179, than apply into the LCM equation.

GCF(21163,21179) = 1
LCM(21163,21179) = ( 21163 × 21179) / 1
LCM(21163,21179) = 448211177 / 1
LCM(21163,21179) = 448211177

Least Common Multiple (LCM) of 21163 and 21179 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 21163 and 21179. First we will calculate the prime factors of 21163 and 21179.

Prime Factorization of 21163

Prime Factorization of 21179

Now multiplying the highest exponent prime factors to calculate the LCM of 21163 and 21179.

LCM(21163,21179) = 21163¹ × 21179¹
LCM(21163,21179) = 448211177