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What is the Least Common Multiple of 47911 and 47931?

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 47911 and 47931 is 2296422141.

LCM(47911,47931) = 2296422141

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Least Common Multiple of 47911 and 47931 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 47911 and 47931, than apply into the LCM equation.

GCF(47911,47931) = 1
LCM(47911,47931) = ( 47911 × 47931) / 1
LCM(47911,47931) = 2296422141 / 1
LCM(47911,47931) = 2296422141

Least Common Multiple (LCM) of 47911 and 47931 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 47911 and 47931. First we will calculate the prime factors of 47911 and 47931.

Prime Factorization of 47911

Prime factors of 47911 are 47911. Prime factorization of 47911 in exponential form is:

47911 = 479111

Prime Factorization of 47931

Prime factors of 47931 are 3, 13, 1229. Prime factorization of 47931 in exponential form is:

47931 = 31 × 131 × 12291

Now multiplying the highest exponent prime factors to calculate the LCM of 47911 and 47931.

LCM(47911,47931) = 479111 × 31 × 131 × 12291
LCM(47911,47931) = 2296422141