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What is the Least Common Multiple of 70771 and 70784?

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 70771 and 70784 is 5009454464.

LCM(70771,70784) = 5009454464

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Least Common Multiple of 70771 and 70784 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 70771 and 70784, than apply into the LCM equation.

GCF(70771,70784) = 1
LCM(70771,70784) = ( 70771 × 70784) / 1
LCM(70771,70784) = 5009454464 / 1
LCM(70771,70784) = 5009454464

Least Common Multiple (LCM) of 70771 and 70784 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 70771 and 70784. First we will calculate the prime factors of 70771 and 70784.

Prime Factorization of 70771

Prime factors of 70771 are 17, 23, 181. Prime factorization of 70771 in exponential form is:

70771 = 171 × 231 × 1811

Prime Factorization of 70784

Prime factors of 70784 are 2, 7, 79. Prime factorization of 70784 in exponential form is:

70784 = 27 × 71 × 791

Now multiplying the highest exponent prime factors to calculate the LCM of 70771 and 70784.

LCM(70771,70784) = 171 × 231 × 1811 × 27 × 71 × 791
LCM(70771,70784) = 5009454464