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What is the Least Common Multiple of 40412 and 40426?

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 40412 and 40426 is 816847756.

LCM(40412,40426) = 816847756

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Least Common Multiple of 40412 and 40426 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 40412 and 40426, than apply into the LCM equation.

GCF(40412,40426) = 2
LCM(40412,40426) = ( 40412 × 40426) / 2
LCM(40412,40426) = 1633695512 / 2
LCM(40412,40426) = 816847756

Least Common Multiple (LCM) of 40412 and 40426 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 40412 and 40426. First we will calculate the prime factors of 40412 and 40426.

Prime Factorization of 40412

Prime factors of 40412 are 2, 10103. Prime factorization of 40412 in exponential form is:

40412 = 22 × 101031

Prime Factorization of 40426

Prime factors of 40426 are 2, 17, 29, 41. Prime factorization of 40426 in exponential form is:

40426 = 21 × 171 × 291 × 411

Now multiplying the highest exponent prime factors to calculate the LCM of 40412 and 40426.

LCM(40412,40426) = 22 × 101031 × 171 × 291 × 411
LCM(40412,40426) = 816847756