What is the Least Common Multiple of 63287 and 63291?

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 63287 and 63291 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 63287 and 63291, than apply into the LCM equation.

GCF(63287,63291) = 1
LCM(63287,63291) = ( 63287 × 63291) / 1
LCM(63287,63291) = 4005497517 / 1
LCM(63287,63291) = 4005497517

Least Common Multiple (LCM) of 63287 and 63291 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 63287 and 63291. First we will calculate the prime factors of 63287 and 63291.

Prime Factorization of 63287

Prime Factorization of 63291

Now multiplying the highest exponent prime factors to calculate the LCM of 63287 and 63291.

LCM(63287,63291) = 7¹ × 9041¹ × 3¹ × 17² × 73¹
LCM(63287,63291) = 4005497517