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What is the Least Common Multiple of 71804 and 71823?

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 71804 and 71823 is 5157178692.

LCM(71804,71823) = 5157178692

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Least Common Multiple of 71804 and 71823 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 71804 and 71823, than apply into the LCM equation.

GCF(71804,71823) = 1
LCM(71804,71823) = ( 71804 × 71823) / 1
LCM(71804,71823) = 5157178692 / 1
LCM(71804,71823) = 5157178692

Least Common Multiple (LCM) of 71804 and 71823 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 71804 and 71823. First we will calculate the prime factors of 71804 and 71823.

Prime Factorization of 71804

Prime factors of 71804 are 2, 29, 619. Prime factorization of 71804 in exponential form is:

71804 = 22 × 291 × 6191

Prime Factorization of 71823

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

71823 = 31 × 891 × 2691

Now multiplying the highest exponent prime factors to calculate the LCM of 71804 and 71823.

LCM(71804,71823) = 22 × 291 × 6191 × 31 × 891 × 2691
LCM(71804,71823) = 5157178692