What is the Least Common Multiple of 63391 and 63403?

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 63391 and 63403 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 63391 and 63403, than apply into the LCM equation.

GCF(63391,63403) = 1
LCM(63391,63403) = ( 63391 × 63403) / 1
LCM(63391,63403) = 4019179573 / 1
LCM(63391,63403) = 4019179573

Least Common Multiple (LCM) of 63391 and 63403 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 63391 and 63403. First we will calculate the prime factors of 63391 and 63403.

Prime Factorization of 63391

Prime Factorization of 63403

Now multiplying the highest exponent prime factors to calculate the LCM of 63391 and 63403.

LCM(63391,63403) = 63391¹ × 19¹ × 47¹ × 71¹
LCM(63391,63403) = 4019179573