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What is the Least Common Multiple of 47656 and 47671?

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 47656 and 47671 is 2271809176.

LCM(47656,47671) = 2271809176

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Least Common Multiple of 47656 and 47671 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 47656 and 47671, than apply into the LCM equation.

GCF(47656,47671) = 1
LCM(47656,47671) = ( 47656 × 47671) / 1
LCM(47656,47671) = 2271809176 / 1
LCM(47656,47671) = 2271809176

Least Common Multiple (LCM) of 47656 and 47671 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 47656 and 47671. First we will calculate the prime factors of 47656 and 47671.

Prime Factorization of 47656

Prime factors of 47656 are 2, 7, 23, 37. Prime factorization of 47656 in exponential form is:

47656 = 23 × 71 × 231 × 371

Prime Factorization of 47671

Prime factors of 47671 are 13, 19, 193. Prime factorization of 47671 in exponential form is:

47671 = 131 × 191 × 1931

Now multiplying the highest exponent prime factors to calculate the LCM of 47656 and 47671.

LCM(47656,47671) = 23 × 71 × 231 × 371 × 131 × 191 × 1931
LCM(47656,47671) = 2271809176