GCF and LCM Calculator Logo

What is the Least Common Multiple of 57140 and 57154?

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 (LCM) of 57140 and 57154 is 1632889780.

LCM(57140,57154) = 1632889780

LCM Calculator and
and

Least Common Multiple of 57140 and 57154 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 57140 and 57154, than apply into the LCM equation.

GCF(57140,57154) = 2
LCM(57140,57154) = ( 57140 × 57154) / 2
LCM(57140,57154) = 3265779560 / 2
LCM(57140,57154) = 1632889780

Least Common Multiple (LCM) of 57140 and 57154 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 57140 and 57154. First we will calculate the prime factors of 57140 and 57154.

Prime Factorization of 57140

Prime factors of 57140 are 2, 5, 2857. Prime factorization of 57140 in exponential form is:

57140 = 22 × 51 × 28571

Prime Factorization of 57154

Prime factors of 57154 are 2, 17, 41. Prime factorization of 57154 in exponential form is:

57154 = 21 × 171 × 412

Now multiplying the highest exponent prime factors to calculate the LCM of 57140 and 57154.

LCM(57140,57154) = 22 × 51 × 28571 × 171 × 412
LCM(57140,57154) = 1632889780