What is the Least Common Multiple of 7455 and 7464?

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 7455 and 7464 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 7455 and 7464, than apply into the LCM equation.

GCF(7455,7464) = 3
LCM(7455,7464) = ( 7455 × 7464) / 3
LCM(7455,7464) = 55644120 / 3
LCM(7455,7464) = 18548040

Least Common Multiple (LCM) of 7455 and 7464 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 7455 and 7464. First we will calculate the prime factors of 7455 and 7464.

Prime Factorization of 7455

Prime Factorization of 7464

Now multiplying the highest exponent prime factors to calculate the LCM of 7455 and 7464.

LCM(7455,7464) = 3¹ × 5¹ × 7¹ × 71¹ × 2³ × 311¹
LCM(7455,7464) = 18548040