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What is the Least Common Multiple of 80395 and 80410?

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 80395 and 80410 is 1292912390.

LCM(80395,80410) = 1292912390

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Least Common Multiple of 80395 and 80410 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 80395 and 80410, than apply into the LCM equation.

GCF(80395,80410) = 5
LCM(80395,80410) = ( 80395 × 80410) / 5
LCM(80395,80410) = 6464561950 / 5
LCM(80395,80410) = 1292912390

Least Common Multiple (LCM) of 80395 and 80410 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 80395 and 80410. First we will calculate the prime factors of 80395 and 80410.

Prime Factorization of 80395

Prime factors of 80395 are 5, 7, 2297. Prime factorization of 80395 in exponential form is:

80395 = 51 × 71 × 22971

Prime Factorization of 80410

Prime factors of 80410 are 2, 5, 11, 17, 43. Prime factorization of 80410 in exponential form is:

80410 = 21 × 51 × 111 × 171 × 431

Now multiplying the highest exponent prime factors to calculate the LCM of 80395 and 80410.

LCM(80395,80410) = 51 × 71 × 22971 × 21 × 111 × 171 × 431
LCM(80395,80410) = 1292912390