What is the Least Common Multiple of 57278 and 57298?

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 57278 and 57298 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 57278 and 57298, than apply into the LCM equation.

GCF(57278,57298) = 2
LCM(57278,57298) = ( 57278 × 57298) / 2
LCM(57278,57298) = 3281914844 / 2
LCM(57278,57298) = 1640957422

Least Common Multiple (LCM) of 57278 and 57298 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 57278 and 57298. First we will calculate the prime factors of 57278 and 57298.

Prime Factorization of 57278

Prime Factorization of 57298

Now multiplying the highest exponent prime factors to calculate the LCM of 57278 and 57298.

LCM(57278,57298) = 2¹ × 13¹ × 2203¹ × 28649¹
LCM(57278,57298) = 1640957422