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What is the Least Common Multiple of 40779 and 40790?

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 40779 and 40790 is 1663375410.

LCM(40779,40790) = 1663375410

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Least Common Multiple of 40779 and 40790 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 40779 and 40790, than apply into the LCM equation.

GCF(40779,40790) = 1
LCM(40779,40790) = ( 40779 × 40790) / 1
LCM(40779,40790) = 1663375410 / 1
LCM(40779,40790) = 1663375410

Least Common Multiple (LCM) of 40779 and 40790 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 40779 and 40790. First we will calculate the prime factors of 40779 and 40790.

Prime Factorization of 40779

Prime factors of 40779 are 3, 23, 197. Prime factorization of 40779 in exponential form is:

40779 = 32 × 231 × 1971

Prime Factorization of 40790

Prime factors of 40790 are 2, 5, 4079. Prime factorization of 40790 in exponential form is:

40790 = 21 × 51 × 40791

Now multiplying the highest exponent prime factors to calculate the LCM of 40779 and 40790.

LCM(40779,40790) = 32 × 231 × 1971 × 21 × 51 × 40791
LCM(40779,40790) = 1663375410