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What is the Least Common Multiple of 7756 and 7766?

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 7756 and 7766 is 30116548.

LCM(7756,7766) = 30116548

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Least Common Multiple of 7756 and 7766 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 7756 and 7766, than apply into the LCM equation.

GCF(7756,7766) = 2
LCM(7756,7766) = ( 7756 × 7766) / 2
LCM(7756,7766) = 60233096 / 2
LCM(7756,7766) = 30116548

Least Common Multiple (LCM) of 7756 and 7766 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 7756 and 7766. First we will calculate the prime factors of 7756 and 7766.

Prime Factorization of 7756

Prime factors of 7756 are 2, 7, 277. Prime factorization of 7756 in exponential form is:

7756 = 22 × 71 × 2771

Prime Factorization of 7766

Prime factors of 7766 are 2, 11, 353. Prime factorization of 7766 in exponential form is:

7766 = 21 × 111 × 3531

Now multiplying the highest exponent prime factors to calculate the LCM of 7756 and 7766.

LCM(7756,7766) = 22 × 71 × 2771 × 111 × 3531
LCM(7756,7766) = 30116548