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What is the Least Common Multiple of 80435 and 80443?

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 80435 and 80443 is 6470432705.

LCM(80435,80443) = 6470432705

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Least Common Multiple of 80435 and 80443 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 80435 and 80443, than apply into the LCM equation.

GCF(80435,80443) = 1
LCM(80435,80443) = ( 80435 × 80443) / 1
LCM(80435,80443) = 6470432705 / 1
LCM(80435,80443) = 6470432705

Least Common Multiple (LCM) of 80435 and 80443 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 80435 and 80443. First we will calculate the prime factors of 80435 and 80443.

Prime Factorization of 80435

Prime factors of 80435 are 5, 16087. Prime factorization of 80435 in exponential form is:

80435 = 51 × 160871

Prime Factorization of 80443

Prime factors of 80443 are 11, 71, 103. Prime factorization of 80443 in exponential form is:

80443 = 111 × 711 × 1031

Now multiplying the highest exponent prime factors to calculate the LCM of 80435 and 80443.

LCM(80435,80443) = 51 × 160871 × 111 × 711 × 1031
LCM(80435,80443) = 6470432705