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What is the Least Common Multiple of 47778 and 47783?

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 47778 and 47783 is 2282976174.

LCM(47778,47783) = 2282976174

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Least Common Multiple of 47778 and 47783 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 47778 and 47783, than apply into the LCM equation.

GCF(47778,47783) = 1
LCM(47778,47783) = ( 47778 × 47783) / 1
LCM(47778,47783) = 2282976174 / 1
LCM(47778,47783) = 2282976174

Least Common Multiple (LCM) of 47778 and 47783 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 47778 and 47783. First we will calculate the prime factors of 47778 and 47783.

Prime Factorization of 47778

Prime factors of 47778 are 2, 3, 7963. Prime factorization of 47778 in exponential form is:

47778 = 21 × 31 × 79631

Prime Factorization of 47783

Prime factors of 47783 are 71, 673. Prime factorization of 47783 in exponential form is:

47783 = 711 × 6731

Now multiplying the highest exponent prime factors to calculate the LCM of 47778 and 47783.

LCM(47778,47783) = 21 × 31 × 79631 × 711 × 6731
LCM(47778,47783) = 2282976174