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What is the Least Common Multiple of 85015 and 85031?

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 85015 and 85031 is 7228910465.

LCM(85015,85031) = 7228910465

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Least Common Multiple of 85015 and 85031 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 85015 and 85031, than apply into the LCM equation.

GCF(85015,85031) = 1
LCM(85015,85031) = ( 85015 × 85031) / 1
LCM(85015,85031) = 7228910465 / 1
LCM(85015,85031) = 7228910465

Least Common Multiple (LCM) of 85015 and 85031 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 85015 and 85031. First we will calculate the prime factors of 85015 and 85031.

Prime Factorization of 85015

Prime factors of 85015 are 5, 7, 347. Prime factorization of 85015 in exponential form is:

85015 = 51 × 72 × 3471

Prime Factorization of 85031

Prime factors of 85031 are 23, 3697. Prime factorization of 85031 in exponential form is:

85031 = 231 × 36971

Now multiplying the highest exponent prime factors to calculate the LCM of 85015 and 85031.

LCM(85015,85031) = 51 × 72 × 3471 × 231 × 36971
LCM(85015,85031) = 7228910465