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What is the Least Common Multiple of 71823 and 71832?

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 71823 and 71832 is 1719729912.

LCM(71823,71832) = 1719729912

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Least Common Multiple of 71823 and 71832 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 71823 and 71832, than apply into the LCM equation.

GCF(71823,71832) = 3
LCM(71823,71832) = ( 71823 × 71832) / 3
LCM(71823,71832) = 5159189736 / 3
LCM(71823,71832) = 1719729912

Least Common Multiple (LCM) of 71823 and 71832 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 71823 and 71832. First we will calculate the prime factors of 71823 and 71832.

Prime Factorization of 71823

Prime factors of 71823 are 3, 89, 269. Prime factorization of 71823 in exponential form is:

71823 = 31 × 891 × 2691

Prime Factorization of 71832

Prime factors of 71832 are 2, 3, 41, 73. Prime factorization of 71832 in exponential form is:

71832 = 23 × 31 × 411 × 731

Now multiplying the highest exponent prime factors to calculate the LCM of 71823 and 71832.

LCM(71823,71832) = 31 × 891 × 2691 × 23 × 411 × 731
LCM(71823,71832) = 1719729912