What is the Least Common Multiple of 8122 and 8131?

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 8122 and 8131 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 8122 and 8131, than apply into the LCM equation.

GCF(8122,8131) = 1
LCM(8122,8131) = ( 8122 × 8131) / 1
LCM(8122,8131) = 66039982 / 1
LCM(8122,8131) = 66039982

Least Common Multiple (LCM) of 8122 and 8131 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 8122 and 8131. First we will calculate the prime factors of 8122 and 8131.

Prime Factorization of 8122

Prime Factorization of 8131

Now multiplying the highest exponent prime factors to calculate the LCM of 8122 and 8131.

LCM(8122,8131) = 2¹ × 31¹ × 131¹ × 47¹ × 173¹
LCM(8122,8131) = 66039982