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What is the Least Common Multiple of 87505 and 87514?

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 87505 and 87514 is 7657912570.

LCM(87505,87514) = 7657912570

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Least Common Multiple of 87505 and 87514 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 87505 and 87514, than apply into the LCM equation.

GCF(87505,87514) = 1
LCM(87505,87514) = ( 87505 × 87514) / 1
LCM(87505,87514) = 7657912570 / 1
LCM(87505,87514) = 7657912570

Least Common Multiple (LCM) of 87505 and 87514 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 87505 and 87514. First we will calculate the prime factors of 87505 and 87514.

Prime Factorization of 87505

Prime factors of 87505 are 5, 11, 37, 43. Prime factorization of 87505 in exponential form is:

87505 = 51 × 111 × 371 × 431

Prime Factorization of 87514

Prime factors of 87514 are 2, 7, 19, 47. Prime factorization of 87514 in exponential form is:

87514 = 21 × 72 × 191 × 471

Now multiplying the highest exponent prime factors to calculate the LCM of 87505 and 87514.

LCM(87505,87514) = 51 × 111 × 371 × 431 × 21 × 72 × 191 × 471
LCM(87505,87514) = 7657912570