GCF and LCM Calculator Logo

What is the Least Common Multiple of 28581 and 28598?

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 28581 and 28598 is 817359438.

LCM(28581,28598) = 817359438

LCM Calculator and
and

Least Common Multiple of 28581 and 28598 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 28581 and 28598, than apply into the LCM equation.

GCF(28581,28598) = 1
LCM(28581,28598) = ( 28581 × 28598) / 1
LCM(28581,28598) = 817359438 / 1
LCM(28581,28598) = 817359438

Least Common Multiple (LCM) of 28581 and 28598 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 28581 and 28598. First we will calculate the prime factors of 28581 and 28598.

Prime Factorization of 28581

Prime factors of 28581 are 3, 7, 1361. Prime factorization of 28581 in exponential form is:

28581 = 31 × 71 × 13611

Prime Factorization of 28598

Prime factors of 28598 are 2, 79, 181. Prime factorization of 28598 in exponential form is:

28598 = 21 × 791 × 1811

Now multiplying the highest exponent prime factors to calculate the LCM of 28581 and 28598.

LCM(28581,28598) = 31 × 71 × 13611 × 21 × 791 × 1811
LCM(28581,28598) = 817359438