What is the Least Common Multiple of 54286 and 54290?

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 54286 and 54290 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 54286 and 54290, than apply into the LCM equation.

GCF(54286,54290) = 2
LCM(54286,54290) = ( 54286 × 54290) / 2
LCM(54286,54290) = 2947186940 / 2
LCM(54286,54290) = 1473593470

Least Common Multiple (LCM) of 54286 and 54290 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 54286 and 54290. First we will calculate the prime factors of 54286 and 54290.

Prime Factorization of 54286

Prime Factorization of 54290

Now multiplying the highest exponent prime factors to calculate the LCM of 54286 and 54290.

LCM(54286,54290) = 2¹ × 27143¹ × 5¹ × 61¹ × 89¹
LCM(54286,54290) = 1473593470