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What is the Least Common Multiple of 80901 and 80913?

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 80901 and 80913 is 2181980871.

LCM(80901,80913) = 2181980871

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Least Common Multiple of 80901 and 80913 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 80901 and 80913, than apply into the LCM equation.

GCF(80901,80913) = 3
LCM(80901,80913) = ( 80901 × 80913) / 3
LCM(80901,80913) = 6545942613 / 3
LCM(80901,80913) = 2181980871

Least Common Multiple (LCM) of 80901 and 80913 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 80901 and 80913. First we will calculate the prime factors of 80901 and 80913.

Prime Factorization of 80901

Prime factors of 80901 are 3, 89, 101. Prime factorization of 80901 in exponential form is:

80901 = 32 × 891 × 1011

Prime Factorization of 80913

Prime factors of 80913 are 3, 7, 3853. Prime factorization of 80913 in exponential form is:

80913 = 31 × 71 × 38531

Now multiplying the highest exponent prime factors to calculate the LCM of 80901 and 80913.

LCM(80901,80913) = 32 × 891 × 1011 × 71 × 38531
LCM(80901,80913) = 2181980871