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What is the Least Common Multiple of 80703 and 80712?

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 80703 and 80712 is 723744504.

LCM(80703,80712) = 723744504

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Least Common Multiple of 80703 and 80712 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 80703 and 80712, than apply into the LCM equation.

GCF(80703,80712) = 9
LCM(80703,80712) = ( 80703 × 80712) / 9
LCM(80703,80712) = 6513700536 / 9
LCM(80703,80712) = 723744504

Least Common Multiple (LCM) of 80703 and 80712 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 80703 and 80712. First we will calculate the prime factors of 80703 and 80712.

Prime Factorization of 80703

Prime factors of 80703 are 3, 7, 61. Prime factorization of 80703 in exponential form is:

80703 = 33 × 72 × 611

Prime Factorization of 80712

Prime factors of 80712 are 2, 3, 19, 59. Prime factorization of 80712 in exponential form is:

80712 = 23 × 32 × 191 × 591

Now multiplying the highest exponent prime factors to calculate the LCM of 80703 and 80712.

LCM(80703,80712) = 33 × 72 × 611 × 23 × 191 × 591
LCM(80703,80712) = 723744504