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What is the Least Common Multiple of 40679 and 40684?

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 40679 and 40684 is 1654984436.

LCM(40679,40684) = 1654984436

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Least Common Multiple of 40679 and 40684 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 40679 and 40684, than apply into the LCM equation.

GCF(40679,40684) = 1
LCM(40679,40684) = ( 40679 × 40684) / 1
LCM(40679,40684) = 1654984436 / 1
LCM(40679,40684) = 1654984436

Least Common Multiple (LCM) of 40679 and 40684 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 40679 and 40684. First we will calculate the prime factors of 40679 and 40684.

Prime Factorization of 40679

Prime factors of 40679 are 19, 2141. Prime factorization of 40679 in exponential form is:

40679 = 191 × 21411

Prime Factorization of 40684

Prime factors of 40684 are 2, 7, 1453. Prime factorization of 40684 in exponential form is:

40684 = 22 × 71 × 14531

Now multiplying the highest exponent prime factors to calculate the LCM of 40679 and 40684.

LCM(40679,40684) = 191 × 21411 × 22 × 71 × 14531
LCM(40679,40684) = 1654984436