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What is the Least Common Multiple of 7427 and 7434?

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 7427 and 7434 is 7887474.

LCM(7427,7434) = 7887474

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Least Common Multiple of 7427 and 7434 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 7427 and 7434, than apply into the LCM equation.

GCF(7427,7434) = 7
LCM(7427,7434) = ( 7427 × 7434) / 7
LCM(7427,7434) = 55212318 / 7
LCM(7427,7434) = 7887474

Least Common Multiple (LCM) of 7427 and 7434 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 7427 and 7434. First we will calculate the prime factors of 7427 and 7434.

Prime Factorization of 7427

Prime factors of 7427 are 7, 1061. Prime factorization of 7427 in exponential form is:

7427 = 71 × 10611

Prime Factorization of 7434

Prime factors of 7434 are 2, 3, 7, 59. Prime factorization of 7434 in exponential form is:

7434 = 21 × 32 × 71 × 591

Now multiplying the highest exponent prime factors to calculate the LCM of 7427 and 7434.

LCM(7427,7434) = 71 × 10611 × 21 × 32 × 591
LCM(7427,7434) = 7887474