What is the Least Common Multiple of 7881 and 7901?

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 7881 and 7901 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 7881 and 7901, than apply into the LCM equation.

GCF(7881,7901) = 1
LCM(7881,7901) = ( 7881 × 7901) / 1
LCM(7881,7901) = 62267781 / 1
LCM(7881,7901) = 62267781

Least Common Multiple (LCM) of 7881 and 7901 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 7881 and 7901. First we will calculate the prime factors of 7881 and 7901.

Prime Factorization of 7881

Prime Factorization of 7901

Now multiplying the highest exponent prime factors to calculate the LCM of 7881 and 7901.

LCM(7881,7901) = 3¹ × 37¹ × 71¹ × 7901¹
LCM(7881,7901) = 62267781