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What is the Least Common Multiple of 65140 and 65150?

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 65140 and 65150 is 424387100.

LCM(65140,65150) = 424387100

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Least Common Multiple of 65140 and 65150 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 65140 and 65150, than apply into the LCM equation.

GCF(65140,65150) = 10
LCM(65140,65150) = ( 65140 × 65150) / 10
LCM(65140,65150) = 4243871000 / 10
LCM(65140,65150) = 424387100

Least Common Multiple (LCM) of 65140 and 65150 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 65140 and 65150. First we will calculate the prime factors of 65140 and 65150.

Prime Factorization of 65140

Prime factors of 65140 are 2, 5, 3257. Prime factorization of 65140 in exponential form is:

65140 = 22 × 51 × 32571

Prime Factorization of 65150

Prime factors of 65150 are 2, 5, 1303. Prime factorization of 65150 in exponential form is:

65150 = 21 × 52 × 13031

Now multiplying the highest exponent prime factors to calculate the LCM of 65140 and 65150.

LCM(65140,65150) = 22 × 52 × 32571 × 13031
LCM(65140,65150) = 424387100