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What is the Least Common Multiple of 71669 and 71673?

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 71669 and 71673 is 5136732237.

LCM(71669,71673) = 5136732237

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Least Common Multiple of 71669 and 71673 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 71669 and 71673, than apply into the LCM equation.

GCF(71669,71673) = 1
LCM(71669,71673) = ( 71669 × 71673) / 1
LCM(71669,71673) = 5136732237 / 1
LCM(71669,71673) = 5136732237

Least Common Multiple (LCM) of 71669 and 71673 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 71669 and 71673. First we will calculate the prime factors of 71669 and 71673.

Prime Factorization of 71669

Prime factors of 71669 are 13, 37, 149. Prime factorization of 71669 in exponential form is:

71669 = 131 × 371 × 1491

Prime Factorization of 71673

Prime factors of 71673 are 3, 7, 3413. Prime factorization of 71673 in exponential form is:

71673 = 31 × 71 × 34131

Now multiplying the highest exponent prime factors to calculate the LCM of 71669 and 71673.

LCM(71669,71673) = 131 × 371 × 1491 × 31 × 71 × 34131
LCM(71669,71673) = 5136732237