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What is the Least Common Multiple of 49385 and 49400?

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 49385 and 49400 is 487923800.

LCM(49385,49400) = 487923800

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Least Common Multiple of 49385 and 49400 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 49385 and 49400, than apply into the LCM equation.

GCF(49385,49400) = 5
LCM(49385,49400) = ( 49385 × 49400) / 5
LCM(49385,49400) = 2439619000 / 5
LCM(49385,49400) = 487923800

Least Common Multiple (LCM) of 49385 and 49400 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 49385 and 49400. First we will calculate the prime factors of 49385 and 49400.

Prime Factorization of 49385

Prime factors of 49385 are 5, 7, 17, 83. Prime factorization of 49385 in exponential form is:

49385 = 51 × 71 × 171 × 831

Prime Factorization of 49400

Prime factors of 49400 are 2, 5, 13, 19. Prime factorization of 49400 in exponential form is:

49400 = 23 × 52 × 131 × 191

Now multiplying the highest exponent prime factors to calculate the LCM of 49385 and 49400.

LCM(49385,49400) = 52 × 71 × 171 × 831 × 23 × 131 × 191
LCM(49385,49400) = 487923800