What is the Least Common Multiple of 53109 and 53121?

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 53109 and 53121 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 53109 and 53121, than apply into the LCM equation.

GCF(53109,53121) = 3
LCM(53109,53121) = ( 53109 × 53121) / 3
LCM(53109,53121) = 2821203189 / 3
LCM(53109,53121) = 940401063

Least Common Multiple (LCM) of 53109 and 53121 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 53109 and 53121. First we will calculate the prime factors of 53109 and 53121.

Prime Factorization of 53109

Prime Factorization of 53121

Now multiplying the highest exponent prime factors to calculate the LCM of 53109 and 53121.

LCM(53109,53121) = 3³ × 7¹ × 281¹ × 17707¹
LCM(53109,53121) = 940401063