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What is the Least Common Multiple of 85409 and 85414?

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 85409 and 85414 is 7295124326.

LCM(85409,85414) = 7295124326

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Least Common Multiple of 85409 and 85414 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 85409 and 85414, than apply into the LCM equation.

GCF(85409,85414) = 1
LCM(85409,85414) = ( 85409 × 85414) / 1
LCM(85409,85414) = 7295124326 / 1
LCM(85409,85414) = 7295124326

Least Common Multiple (LCM) of 85409 and 85414 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 85409 and 85414. First we will calculate the prime factors of 85409 and 85414.

Prime Factorization of 85409

Prime factors of 85409 are 223, 383. Prime factorization of 85409 in exponential form is:

85409 = 2231 × 3831

Prime Factorization of 85414

Prime factors of 85414 are 2, 7, 6101. Prime factorization of 85414 in exponential form is:

85414 = 21 × 71 × 61011

Now multiplying the highest exponent prime factors to calculate the LCM of 85409 and 85414.

LCM(85409,85414) = 2231 × 3831 × 21 × 71 × 61011
LCM(85409,85414) = 7295124326