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What is the Least Common Multiple of 54976 and 54980?

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 54976 and 54980 is 755645120.

LCM(54976,54980) = 755645120

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Least Common Multiple of 54976 and 54980 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 54976 and 54980, than apply into the LCM equation.

GCF(54976,54980) = 4
LCM(54976,54980) = ( 54976 × 54980) / 4
LCM(54976,54980) = 3022580480 / 4
LCM(54976,54980) = 755645120

Least Common Multiple (LCM) of 54976 and 54980 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 54976 and 54980. First we will calculate the prime factors of 54976 and 54980.

Prime Factorization of 54976

Prime factors of 54976 are 2, 859. Prime factorization of 54976 in exponential form is:

54976 = 26 × 8591

Prime Factorization of 54980

Prime factors of 54980 are 2, 5, 2749. Prime factorization of 54980 in exponential form is:

54980 = 22 × 51 × 27491

Now multiplying the highest exponent prime factors to calculate the LCM of 54976 and 54980.

LCM(54976,54980) = 26 × 8591 × 51 × 27491
LCM(54976,54980) = 755645120