GCF and LCM Calculator Logo

What is the Least Common Multiple of 71554 and 71571?

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 71554 and 71571 is 5121191334.

LCM(71554,71571) = 5121191334

LCM Calculator and
and

Least Common Multiple of 71554 and 71571 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 71554 and 71571, than apply into the LCM equation.

GCF(71554,71571) = 1
LCM(71554,71571) = ( 71554 × 71571) / 1
LCM(71554,71571) = 5121191334 / 1
LCM(71554,71571) = 5121191334

Least Common Multiple (LCM) of 71554 and 71571 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 71554 and 71571. First we will calculate the prime factors of 71554 and 71571.

Prime Factorization of 71554

Prime factors of 71554 are 2, 7, 19, 269. Prime factorization of 71554 in exponential form is:

71554 = 21 × 71 × 191 × 2691

Prime Factorization of 71571

Prime factors of 71571 are 3, 23857. Prime factorization of 71571 in exponential form is:

71571 = 31 × 238571

Now multiplying the highest exponent prime factors to calculate the LCM of 71554 and 71571.

LCM(71554,71571) = 21 × 71 × 191 × 2691 × 31 × 238571
LCM(71554,71571) = 5121191334