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What is the Least Common Multiple of 74771 and 74784?

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 74771 and 74784 is 5591674464.

LCM(74771,74784) = 5591674464

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Least Common Multiple of 74771 and 74784 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 74771 and 74784, than apply into the LCM equation.

GCF(74771,74784) = 1
LCM(74771,74784) = ( 74771 × 74784) / 1
LCM(74771,74784) = 5591674464 / 1
LCM(74771,74784) = 5591674464

Least Common Multiple (LCM) of 74771 and 74784 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 74771 and 74784. First we will calculate the prime factors of 74771 and 74784.

Prime Factorization of 74771

Prime factors of 74771 are 74771. Prime factorization of 74771 in exponential form is:

74771 = 747711

Prime Factorization of 74784

Prime factors of 74784 are 2, 3, 19, 41. Prime factorization of 74784 in exponential form is:

74784 = 25 × 31 × 191 × 411

Now multiplying the highest exponent prime factors to calculate the LCM of 74771 and 74784.

LCM(74771,74784) = 747711 × 25 × 31 × 191 × 411
LCM(74771,74784) = 5591674464