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What is the Least Common Multiple of 74806 and 74818?

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 74806 and 74818 is 2798417654.

LCM(74806,74818) = 2798417654

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Least Common Multiple of 74806 and 74818 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 74806 and 74818, than apply into the LCM equation.

GCF(74806,74818) = 2
LCM(74806,74818) = ( 74806 × 74818) / 2
LCM(74806,74818) = 5596835308 / 2
LCM(74806,74818) = 2798417654

Least Common Multiple (LCM) of 74806 and 74818 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 74806 and 74818. First we will calculate the prime factors of 74806 and 74818.

Prime Factorization of 74806

Prime factors of 74806 are 2, 113, 331. Prime factorization of 74806 in exponential form is:

74806 = 21 × 1131 × 3311

Prime Factorization of 74818

Prime factors of 74818 are 2, 37409. Prime factorization of 74818 in exponential form is:

74818 = 21 × 374091

Now multiplying the highest exponent prime factors to calculate the LCM of 74806 and 74818.

LCM(74806,74818) = 21 × 1131 × 3311 × 374091
LCM(74806,74818) = 2798417654