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What is the Least Common Multiple of 80394 and 80402?

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 80394 and 80402 is 3231919194.

LCM(80394,80402) = 3231919194

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Least Common Multiple of 80394 and 80402 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 80394 and 80402, than apply into the LCM equation.

GCF(80394,80402) = 2
LCM(80394,80402) = ( 80394 × 80402) / 2
LCM(80394,80402) = 6463838388 / 2
LCM(80394,80402) = 3231919194

Least Common Multiple (LCM) of 80394 and 80402 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 80394 and 80402. First we will calculate the prime factors of 80394 and 80402.

Prime Factorization of 80394

Prime factors of 80394 are 2, 3, 13399. Prime factorization of 80394 in exponential form is:

80394 = 21 × 31 × 133991

Prime Factorization of 80402

Prime factors of 80402 are 2, 7, 5743. Prime factorization of 80402 in exponential form is:

80402 = 21 × 71 × 57431

Now multiplying the highest exponent prime factors to calculate the LCM of 80394 and 80402.

LCM(80394,80402) = 21 × 31 × 133991 × 71 × 57431
LCM(80394,80402) = 3231919194