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What is the Least Common Multiple of 47747 and 47766?

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 47747 and 47766 is 120035958.

LCM(47747,47766) = 120035958

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Least Common Multiple of 47747 and 47766 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 47747 and 47766, than apply into the LCM equation.

GCF(47747,47766) = 19
LCM(47747,47766) = ( 47747 × 47766) / 19
LCM(47747,47766) = 2280683202 / 19
LCM(47747,47766) = 120035958

Least Common Multiple (LCM) of 47747 and 47766 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 47747 and 47766. First we will calculate the prime factors of 47747 and 47766.

Prime Factorization of 47747

Prime factors of 47747 are 7, 19, 359. Prime factorization of 47747 in exponential form is:

47747 = 71 × 191 × 3591

Prime Factorization of 47766

Prime factors of 47766 are 2, 3, 19, 419. Prime factorization of 47766 in exponential form is:

47766 = 21 × 31 × 191 × 4191

Now multiplying the highest exponent prime factors to calculate the LCM of 47747 and 47766.

LCM(47747,47766) = 71 × 191 × 3591 × 21 × 31 × 4191
LCM(47747,47766) = 120035958