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What is the Least Common Multiple of 47409 and 47416?

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 47409 and 47416 is 2247945144.

LCM(47409,47416) = 2247945144

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Least Common Multiple of 47409 and 47416 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 47409 and 47416, than apply into the LCM equation.

GCF(47409,47416) = 1
LCM(47409,47416) = ( 47409 × 47416) / 1
LCM(47409,47416) = 2247945144 / 1
LCM(47409,47416) = 2247945144

Least Common Multiple (LCM) of 47409 and 47416 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 47409 and 47416. First we will calculate the prime factors of 47409 and 47416.

Prime Factorization of 47409

Prime factors of 47409 are 3, 15803. Prime factorization of 47409 in exponential form is:

47409 = 31 × 158031

Prime Factorization of 47416

Prime factors of 47416 are 2, 5927. Prime factorization of 47416 in exponential form is:

47416 = 23 × 59271

Now multiplying the highest exponent prime factors to calculate the LCM of 47409 and 47416.

LCM(47409,47416) = 31 × 158031 × 23 × 59271
LCM(47409,47416) = 2247945144