What is the Least Common Multiple of 47391 and 47407?

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 47391 and 47407 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 47391 and 47407, than apply into the LCM equation.

GCF(47391,47407) = 1
LCM(47391,47407) = ( 47391 × 47407) / 1
LCM(47391,47407) = 2246665137 / 1
LCM(47391,47407) = 2246665137

Least Common Multiple (LCM) of 47391 and 47407 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 47391 and 47407. First we will calculate the prime factors of 47391 and 47407.

Prime Factorization of 47391

Prime Factorization of 47407

Now multiplying the highest exponent prime factors to calculate the LCM of 47391 and 47407.

LCM(47391,47407) = 3¹ × 15797¹ × 47407¹
LCM(47391,47407) = 2246665137