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What is the Least Common Multiple of 65996 and 66015?

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 65996 and 66015 is 4356725940.

LCM(65996,66015) = 4356725940

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Least Common Multiple of 65996 and 66015 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 65996 and 66015, than apply into the LCM equation.

GCF(65996,66015) = 1
LCM(65996,66015) = ( 65996 × 66015) / 1
LCM(65996,66015) = 4356725940 / 1
LCM(65996,66015) = 4356725940

Least Common Multiple (LCM) of 65996 and 66015 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 65996 and 66015. First we will calculate the prime factors of 65996 and 66015.

Prime Factorization of 65996

Prime factors of 65996 are 2, 7, 2357. Prime factorization of 65996 in exponential form is:

65996 = 22 × 71 × 23571

Prime Factorization of 66015

Prime factors of 66015 are 3, 5, 163. Prime factorization of 66015 in exponential form is:

66015 = 34 × 51 × 1631

Now multiplying the highest exponent prime factors to calculate the LCM of 65996 and 66015.

LCM(65996,66015) = 22 × 71 × 23571 × 34 × 51 × 1631
LCM(65996,66015) = 4356725940