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What is the Least Common Multiple of 27685 and 27703?

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 27685 and 27703 is 766957555.

LCM(27685,27703) = 766957555

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Least Common Multiple of 27685 and 27703 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 27685 and 27703, than apply into the LCM equation.

GCF(27685,27703) = 1
LCM(27685,27703) = ( 27685 × 27703) / 1
LCM(27685,27703) = 766957555 / 1
LCM(27685,27703) = 766957555

Least Common Multiple (LCM) of 27685 and 27703 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 27685 and 27703. First we will calculate the prime factors of 27685 and 27703.

Prime Factorization of 27685

Prime factors of 27685 are 5, 7, 113. Prime factorization of 27685 in exponential form is:

27685 = 51 × 72 × 1131

Prime Factorization of 27703

Prime factors of 27703 are 13, 2131. Prime factorization of 27703 in exponential form is:

27703 = 131 × 21311

Now multiplying the highest exponent prime factors to calculate the LCM of 27685 and 27703.

LCM(27685,27703) = 51 × 72 × 1131 × 131 × 21311
LCM(27685,27703) = 766957555