What is the Least Common Multiple of 63485 and 63491?

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 63485 and 63491 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 63485 and 63491, than apply into the LCM equation.

GCF(63485,63491) = 1
LCM(63485,63491) = ( 63485 × 63491) / 1
LCM(63485,63491) = 4030726135 / 1
LCM(63485,63491) = 4030726135

Least Common Multiple (LCM) of 63485 and 63491 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 63485 and 63491. First we will calculate the prime factors of 63485 and 63491.

Prime Factorization of 63485

Prime Factorization of 63491

Now multiplying the highest exponent prime factors to calculate the LCM of 63485 and 63491.

LCM(63485,63491) = 5¹ × 12697¹ × 173¹ × 367¹
LCM(63485,63491) = 4030726135