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What is the Least Common Multiple of 7754 and 7772?

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 7754 and 7772 is 30132044.

LCM(7754,7772) = 30132044

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Least Common Multiple of 7754 and 7772 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 7754 and 7772, than apply into the LCM equation.

GCF(7754,7772) = 2
LCM(7754,7772) = ( 7754 × 7772) / 2
LCM(7754,7772) = 60264088 / 2
LCM(7754,7772) = 30132044

Least Common Multiple (LCM) of 7754 and 7772 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 7754 and 7772. First we will calculate the prime factors of 7754 and 7772.

Prime Factorization of 7754

Prime factors of 7754 are 2, 3877. Prime factorization of 7754 in exponential form is:

7754 = 21 × 38771

Prime Factorization of 7772

Prime factors of 7772 are 2, 29, 67. Prime factorization of 7772 in exponential form is:

7772 = 22 × 291 × 671

Now multiplying the highest exponent prime factors to calculate the LCM of 7754 and 7772.

LCM(7754,7772) = 22 × 38771 × 291 × 671
LCM(7754,7772) = 30132044