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What is the Least Common Multiple of 74391 and 74395?

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 74391 and 74395 is 5534318445.

LCM(74391,74395) = 5534318445

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Least Common Multiple of 74391 and 74395 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 74391 and 74395, than apply into the LCM equation.

GCF(74391,74395) = 1
LCM(74391,74395) = ( 74391 × 74395) / 1
LCM(74391,74395) = 5534318445 / 1
LCM(74391,74395) = 5534318445

Least Common Multiple (LCM) of 74391 and 74395 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 74391 and 74395. First we will calculate the prime factors of 74391 and 74395.

Prime Factorization of 74391

Prime factors of 74391 are 3, 137, 181. Prime factorization of 74391 in exponential form is:

74391 = 31 × 1371 × 1811

Prime Factorization of 74395

Prime factors of 74395 are 5, 14879. Prime factorization of 74395 in exponential form is:

74395 = 51 × 148791

Now multiplying the highest exponent prime factors to calculate the LCM of 74391 and 74395.

LCM(74391,74395) = 31 × 1371 × 1811 × 51 × 148791
LCM(74391,74395) = 5534318445