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What is the Least Common Multiple of 5447 and 5457?

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 5447 and 5457 is 29724279.

LCM(5447,5457) = 29724279

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Least Common Multiple of 5447 and 5457 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 5447 and 5457, than apply into the LCM equation.

GCF(5447,5457) = 1
LCM(5447,5457) = ( 5447 × 5457) / 1
LCM(5447,5457) = 29724279 / 1
LCM(5447,5457) = 29724279

Least Common Multiple (LCM) of 5447 and 5457 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 5447 and 5457. First we will calculate the prime factors of 5447 and 5457.

Prime Factorization of 5447

Prime factors of 5447 are 13, 419. Prime factorization of 5447 in exponential form is:

5447 = 131 × 4191

Prime Factorization of 5457

Prime factors of 5457 are 3, 17, 107. Prime factorization of 5457 in exponential form is:

5457 = 31 × 171 × 1071

Now multiplying the highest exponent prime factors to calculate the LCM of 5447 and 5457.

LCM(5447,5457) = 131 × 4191 × 31 × 171 × 1071
LCM(5447,5457) = 29724279