What is the Least Common Multiple of 11455 and 11472?

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 11472 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 11472, than apply into the LCM equation.

GCF(11455,11472) = 1
LCM(11455,11472) = ( 11455 × 11472) / 1
LCM(11455,11472) = 131411760 / 1
LCM(11455,11472) = 131411760

Least Common Multiple (LCM) of 11455 and 11472 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 11455 and 11472. First we will calculate the prime factors of 11455 and 11472.

Prime Factorization of 11455

Prime Factorization of 11472

Now multiplying the highest exponent prime factors to calculate the LCM of 11455 and 11472.

LCM(11455,11472) = 5¹ × 29¹ × 79¹ × 2⁴ × 3¹ × 239¹
LCM(11455,11472) = 131411760