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What is the Least Common Multiple of 17661 and 17674?

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 17661 and 17674 is 312140514.

LCM(17661,17674) = 312140514

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Least Common Multiple of 17661 and 17674 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 17661 and 17674, than apply into the LCM equation.

GCF(17661,17674) = 1
LCM(17661,17674) = ( 17661 × 17674) / 1
LCM(17661,17674) = 312140514 / 1
LCM(17661,17674) = 312140514

Least Common Multiple (LCM) of 17661 and 17674 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 17661 and 17674. First we will calculate the prime factors of 17661 and 17674.

Prime Factorization of 17661

Prime factors of 17661 are 3, 7, 29. Prime factorization of 17661 in exponential form is:

17661 = 31 × 71 × 292

Prime Factorization of 17674

Prime factors of 17674 are 2, 8837. Prime factorization of 17674 in exponential form is:

17674 = 21 × 88371

Now multiplying the highest exponent prime factors to calculate the LCM of 17661 and 17674.

LCM(17661,17674) = 31 × 71 × 292 × 21 × 88371
LCM(17661,17674) = 312140514