What is the Least Common Multiple of 11455 and 11475?

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 11455 and 11475 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 11455 and 11475, than apply into the LCM equation.

GCF(11455,11475) = 5
LCM(11455,11475) = ( 11455 × 11475) / 5
LCM(11455,11475) = 131446125 / 5
LCM(11455,11475) = 26289225

Least Common Multiple (LCM) of 11455 and 11475 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 11455 and 11475. First we will calculate the prime factors of 11455 and 11475.

Prime Factorization of 11455

Prime Factorization of 11475

Now multiplying the highest exponent prime factors to calculate the LCM of 11455 and 11475.

LCM(11455,11475) = 5² × 29¹ × 79¹ × 3³ × 17¹
LCM(11455,11475) = 26289225