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What is the Least Common Multiple of 57443 and 57456?

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 57443 and 57456 is 3300445008.

LCM(57443,57456) = 3300445008

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Least Common Multiple of 57443 and 57456 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 57443 and 57456, than apply into the LCM equation.

GCF(57443,57456) = 1
LCM(57443,57456) = ( 57443 × 57456) / 1
LCM(57443,57456) = 3300445008 / 1
LCM(57443,57456) = 3300445008

Least Common Multiple (LCM) of 57443 and 57456 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 57443 and 57456. First we will calculate the prime factors of 57443 and 57456.

Prime Factorization of 57443

Prime factors of 57443 are 17, 31, 109. Prime factorization of 57443 in exponential form is:

57443 = 171 × 311 × 1091

Prime Factorization of 57456

Prime factors of 57456 are 2, 3, 7, 19. Prime factorization of 57456 in exponential form is:

57456 = 24 × 33 × 71 × 191

Now multiplying the highest exponent prime factors to calculate the LCM of 57443 and 57456.

LCM(57443,57456) = 171 × 311 × 1091 × 24 × 33 × 71 × 191
LCM(57443,57456) = 3300445008