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What is the Least Common Multiple of 80453 and 80457?

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 80453 and 80457 is 6473007021.

LCM(80453,80457) = 6473007021

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Least Common Multiple of 80453 and 80457 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 80453 and 80457, than apply into the LCM equation.

GCF(80453,80457) = 1
LCM(80453,80457) = ( 80453 × 80457) / 1
LCM(80453,80457) = 6473007021 / 1
LCM(80453,80457) = 6473007021

Least Common Multiple (LCM) of 80453 and 80457 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 80453 and 80457. First we will calculate the prime factors of 80453 and 80457.

Prime Factorization of 80453

Prime factors of 80453 are 43, 1871. Prime factorization of 80453 in exponential form is:

80453 = 431 × 18711

Prime Factorization of 80457

Prime factors of 80457 are 3, 13, 2063. Prime factorization of 80457 in exponential form is:

80457 = 31 × 131 × 20631

Now multiplying the highest exponent prime factors to calculate the LCM of 80453 and 80457.

LCM(80453,80457) = 431 × 18711 × 31 × 131 × 20631
LCM(80453,80457) = 6473007021