What is the Least Common Multiple of 30143 and 30157?

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 30143 and 30157 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 30143 and 30157, than apply into the LCM equation.

GCF(30143,30157) = 1
LCM(30143,30157) = ( 30143 × 30157) / 1
LCM(30143,30157) = 909022451 / 1
LCM(30143,30157) = 909022451

Least Common Multiple (LCM) of 30143 and 30157 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 30143 and 30157. First we will calculate the prime factors of 30143 and 30157.

Prime Factorization of 30143

Prime Factorization of 30157

Now multiplying the highest exponent prime factors to calculate the LCM of 30143 and 30157.

LCM(30143,30157) = 43¹ × 701¹ × 53¹ × 569¹
LCM(30143,30157) = 909022451