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What is the Least Common Multiple of 40521 and 40536?

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 40521 and 40536 is 547519752.

LCM(40521,40536) = 547519752

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Least Common Multiple of 40521 and 40536 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 40521 and 40536, than apply into the LCM equation.

GCF(40521,40536) = 3
LCM(40521,40536) = ( 40521 × 40536) / 3
LCM(40521,40536) = 1642559256 / 3
LCM(40521,40536) = 547519752

Least Common Multiple (LCM) of 40521 and 40536 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 40521 and 40536. First we will calculate the prime factors of 40521 and 40536.

Prime Factorization of 40521

Prime factors of 40521 are 3, 13, 1039. Prime factorization of 40521 in exponential form is:

40521 = 31 × 131 × 10391

Prime Factorization of 40536

Prime factors of 40536 are 2, 3, 563. Prime factorization of 40536 in exponential form is:

40536 = 23 × 32 × 5631

Now multiplying the highest exponent prime factors to calculate the LCM of 40521 and 40536.

LCM(40521,40536) = 32 × 131 × 10391 × 23 × 5631
LCM(40521,40536) = 547519752