GCF and LCM Calculator Logo

What is the Least Common Multiple of 81537 and 81550?

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 81537 and 81550 is 6649342350.

LCM(81537,81550) = 6649342350

LCM Calculator and
and

Least Common Multiple of 81537 and 81550 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 81537 and 81550, than apply into the LCM equation.

GCF(81537,81550) = 1
LCM(81537,81550) = ( 81537 × 81550) / 1
LCM(81537,81550) = 6649342350 / 1
LCM(81537,81550) = 6649342350

Least Common Multiple (LCM) of 81537 and 81550 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 81537 and 81550. First we will calculate the prime factors of 81537 and 81550.

Prime Factorization of 81537

Prime factors of 81537 are 3, 27179. Prime factorization of 81537 in exponential form is:

81537 = 31 × 271791

Prime Factorization of 81550

Prime factors of 81550 are 2, 5, 7, 233. Prime factorization of 81550 in exponential form is:

81550 = 21 × 52 × 71 × 2331

Now multiplying the highest exponent prime factors to calculate the LCM of 81537 and 81550.

LCM(81537,81550) = 31 × 271791 × 21 × 52 × 71 × 2331
LCM(81537,81550) = 6649342350