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What is the Least Common Multiple of 17766 and 17771?

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 17766 and 17771 is 315719586.

LCM(17766,17771) = 315719586

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Least Common Multiple of 17766 and 17771 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 17766 and 17771, than apply into the LCM equation.

GCF(17766,17771) = 1
LCM(17766,17771) = ( 17766 × 17771) / 1
LCM(17766,17771) = 315719586 / 1
LCM(17766,17771) = 315719586

Least Common Multiple (LCM) of 17766 and 17771 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 17766 and 17771. First we will calculate the prime factors of 17766 and 17771.

Prime Factorization of 17766

Prime factors of 17766 are 2, 3, 7, 47. Prime factorization of 17766 in exponential form is:

17766 = 21 × 33 × 71 × 471

Prime Factorization of 17771

Prime factors of 17771 are 13, 1367. Prime factorization of 17771 in exponential form is:

17771 = 131 × 13671

Now multiplying the highest exponent prime factors to calculate the LCM of 17766 and 17771.

LCM(17766,17771) = 21 × 33 × 71 × 471 × 131 × 13671
LCM(17766,17771) = 315719586