What is the Least Common Multiple of 53405 and 53423?

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 53405 and 53423 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 53405 and 53423, than apply into the LCM equation.

GCF(53405,53423) = 1
LCM(53405,53423) = ( 53405 × 53423) / 1
LCM(53405,53423) = 2853055315 / 1
LCM(53405,53423) = 2853055315

Least Common Multiple (LCM) of 53405 and 53423 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 53405 and 53423. First we will calculate the prime factors of 53405 and 53423.

Prime Factorization of 53405

Prime Factorization of 53423

Now multiplying the highest exponent prime factors to calculate the LCM of 53405 and 53423.

LCM(53405,53423) = 5¹ × 11¹ × 971¹ × 41¹ × 1303¹
LCM(53405,53423) = 2853055315