What is the Least Common Multiple of 63991 and 64007?

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 63991 and 64007 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 63991 and 64007, than apply into the LCM equation.

GCF(63991,64007) = 1
LCM(63991,64007) = ( 63991 × 64007) / 1
LCM(63991,64007) = 4095871937 / 1
LCM(63991,64007) = 4095871937

Least Common Multiple (LCM) of 63991 and 64007 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 63991 and 64007. First we will calculate the prime factors of 63991 and 64007.

Prime Factorization of 63991

Prime Factorization of 64007

Now multiplying the highest exponent prime factors to calculate the LCM of 63991 and 64007.

LCM(63991,64007) = 89¹ × 719¹ × 64007¹
LCM(63991,64007) = 4095871937