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What is the Least Common Multiple of 80754 and 80770?

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 80754 and 80770 is 3261250290.

LCM(80754,80770) = 3261250290

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Least Common Multiple of 80754 and 80770 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 80754 and 80770, than apply into the LCM equation.

GCF(80754,80770) = 2
LCM(80754,80770) = ( 80754 × 80770) / 2
LCM(80754,80770) = 6522500580 / 2
LCM(80754,80770) = 3261250290

Least Common Multiple (LCM) of 80754 and 80770 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 80754 and 80770. First we will calculate the prime factors of 80754 and 80770.

Prime Factorization of 80754

Prime factors of 80754 are 2, 3, 43, 313. Prime factorization of 80754 in exponential form is:

80754 = 21 × 31 × 431 × 3131

Prime Factorization of 80770

Prime factors of 80770 are 2, 5, 41, 197. Prime factorization of 80770 in exponential form is:

80770 = 21 × 51 × 411 × 1971

Now multiplying the highest exponent prime factors to calculate the LCM of 80754 and 80770.

LCM(80754,80770) = 21 × 31 × 431 × 3131 × 51 × 411 × 1971
LCM(80754,80770) = 3261250290