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What is the Least Common Multiple of 40518 and 40535?

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 40518 and 40535 is 1642397130.

LCM(40518,40535) = 1642397130

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Least Common Multiple of 40518 and 40535 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 40518 and 40535, than apply into the LCM equation.

GCF(40518,40535) = 1
LCM(40518,40535) = ( 40518 × 40535) / 1
LCM(40518,40535) = 1642397130 / 1
LCM(40518,40535) = 1642397130

Least Common Multiple (LCM) of 40518 and 40535 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 40518 and 40535. First we will calculate the prime factors of 40518 and 40535.

Prime Factorization of 40518

Prime factors of 40518 are 2, 3, 2251. Prime factorization of 40518 in exponential form is:

40518 = 21 × 32 × 22511

Prime Factorization of 40535

Prime factors of 40535 are 5, 11, 67. Prime factorization of 40535 in exponential form is:

40535 = 51 × 112 × 671

Now multiplying the highest exponent prime factors to calculate the LCM of 40518 and 40535.

LCM(40518,40535) = 21 × 32 × 22511 × 51 × 112 × 671
LCM(40518,40535) = 1642397130