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What is the Least Common Multiple of 85308 and 85318?

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 85308 and 85318 is 3639153972.

LCM(85308,85318) = 3639153972

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Least Common Multiple of 85308 and 85318 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 85308 and 85318, than apply into the LCM equation.

GCF(85308,85318) = 2
LCM(85308,85318) = ( 85308 × 85318) / 2
LCM(85308,85318) = 7278307944 / 2
LCM(85308,85318) = 3639153972

Least Common Multiple (LCM) of 85308 and 85318 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 85308 and 85318. First we will calculate the prime factors of 85308 and 85318.

Prime Factorization of 85308

Prime factors of 85308 are 2, 3, 7109. Prime factorization of 85308 in exponential form is:

85308 = 22 × 31 × 71091

Prime Factorization of 85318

Prime factors of 85318 are 2, 29, 1471. Prime factorization of 85318 in exponential form is:

85318 = 21 × 291 × 14711

Now multiplying the highest exponent prime factors to calculate the LCM of 85308 and 85318.

LCM(85308,85318) = 22 × 31 × 71091 × 291 × 14711
LCM(85308,85318) = 3639153972