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What is the Least Common Multiple of 71773 and 71782?

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 71773 and 71782 is 5152009486.

LCM(71773,71782) = 5152009486

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Least Common Multiple of 71773 and 71782 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 71773 and 71782, than apply into the LCM equation.

GCF(71773,71782) = 1
LCM(71773,71782) = ( 71773 × 71782) / 1
LCM(71773,71782) = 5152009486 / 1
LCM(71773,71782) = 5152009486

Least Common Multiple (LCM) of 71773 and 71782 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 71773 and 71782. First we will calculate the prime factors of 71773 and 71782.

Prime Factorization of 71773

Prime factors of 71773 are 13, 5521. Prime factorization of 71773 in exponential form is:

71773 = 131 × 55211

Prime Factorization of 71782

Prime factors of 71782 are 2, 19, 1889. Prime factorization of 71782 in exponential form is:

71782 = 21 × 191 × 18891

Now multiplying the highest exponent prime factors to calculate the LCM of 71773 and 71782.

LCM(71773,71782) = 131 × 55211 × 21 × 191 × 18891
LCM(71773,71782) = 5152009486