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What is the Least Common Multiple of 76648 and 76665?

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 76648 and 76665 is 5876218920.

LCM(76648,76665) = 5876218920

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Least Common Multiple of 76648 and 76665 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 76648 and 76665, than apply into the LCM equation.

GCF(76648,76665) = 1
LCM(76648,76665) = ( 76648 × 76665) / 1
LCM(76648,76665) = 5876218920 / 1
LCM(76648,76665) = 5876218920

Least Common Multiple (LCM) of 76648 and 76665 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 76648 and 76665. First we will calculate the prime factors of 76648 and 76665.

Prime Factorization of 76648

Prime factors of 76648 are 2, 11, 13, 67. Prime factorization of 76648 in exponential form is:

76648 = 23 × 111 × 131 × 671

Prime Factorization of 76665

Prime factors of 76665 are 3, 5, 19, 269. Prime factorization of 76665 in exponential form is:

76665 = 31 × 51 × 191 × 2691

Now multiplying the highest exponent prime factors to calculate the LCM of 76648 and 76665.

LCM(76648,76665) = 23 × 111 × 131 × 671 × 31 × 51 × 191 × 2691
LCM(76648,76665) = 5876218920