GCF and LCM Calculator Logo

What is the Least Common Multiple of 40537 and 40545?

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 40537 and 40545 is 1643572665.

LCM(40537,40545) = 1643572665

LCM Calculator and
and

Least Common Multiple of 40537 and 40545 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 40537 and 40545, than apply into the LCM equation.

GCF(40537,40545) = 1
LCM(40537,40545) = ( 40537 × 40545) / 1
LCM(40537,40545) = 1643572665 / 1
LCM(40537,40545) = 1643572665

Least Common Multiple (LCM) of 40537 and 40545 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 40537 and 40545. First we will calculate the prime factors of 40537 and 40545.

Prime Factorization of 40537

Prime factors of 40537 are 7, 5791. Prime factorization of 40537 in exponential form is:

40537 = 71 × 57911

Prime Factorization of 40545

Prime factors of 40545 are 3, 5, 17, 53. Prime factorization of 40545 in exponential form is:

40545 = 32 × 51 × 171 × 531

Now multiplying the highest exponent prime factors to calculate the LCM of 40537 and 40545.

LCM(40537,40545) = 71 × 57911 × 32 × 51 × 171 × 531
LCM(40537,40545) = 1643572665