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What is the Least Common Multiple of 27403 and 27409?

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 27403 and 27409 is 751088827.

LCM(27403,27409) = 751088827

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Least Common Multiple of 27403 and 27409 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 27403 and 27409, than apply into the LCM equation.

GCF(27403,27409) = 1
LCM(27403,27409) = ( 27403 × 27409) / 1
LCM(27403,27409) = 751088827 / 1
LCM(27403,27409) = 751088827

Least Common Multiple (LCM) of 27403 and 27409 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 27403 and 27409. First we will calculate the prime factors of 27403 and 27409.

Prime Factorization of 27403

Prime factors of 27403 are 67, 409. Prime factorization of 27403 in exponential form is:

27403 = 671 × 4091

Prime Factorization of 27409

Prime factors of 27409 are 27409. Prime factorization of 27409 in exponential form is:

27409 = 274091

Now multiplying the highest exponent prime factors to calculate the LCM of 27403 and 27409.

LCM(27403,27409) = 671 × 4091 × 274091
LCM(27403,27409) = 751088827