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What is the Least Common Multiple of 74443 and 74451?

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 74443 and 74451 is 5542355793.

LCM(74443,74451) = 5542355793

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Least Common Multiple of 74443 and 74451 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 74443 and 74451, than apply into the LCM equation.

GCF(74443,74451) = 1
LCM(74443,74451) = ( 74443 × 74451) / 1
LCM(74443,74451) = 5542355793 / 1
LCM(74443,74451) = 5542355793

Least Common Multiple (LCM) of 74443 and 74451 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 74443 and 74451. First we will calculate the prime factors of 74443 and 74451.

Prime Factorization of 74443

Prime factors of 74443 are 17, 29, 151. Prime factorization of 74443 in exponential form is:

74443 = 171 × 291 × 1511

Prime Factorization of 74451

Prime factors of 74451 are 3, 13, 23, 83. Prime factorization of 74451 in exponential form is:

74451 = 31 × 131 × 231 × 831

Now multiplying the highest exponent prime factors to calculate the LCM of 74443 and 74451.

LCM(74443,74451) = 171 × 291 × 1511 × 31 × 131 × 231 × 831
LCM(74443,74451) = 5542355793