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What is the Least Common Multiple of 56991 and 57004?

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 56991 and 57004 is 3248714964.

LCM(56991,57004) = 3248714964

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Least Common Multiple of 56991 and 57004 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 56991 and 57004, than apply into the LCM equation.

GCF(56991,57004) = 1
LCM(56991,57004) = ( 56991 × 57004) / 1
LCM(56991,57004) = 3248714964 / 1
LCM(56991,57004) = 3248714964

Least Common Multiple (LCM) of 56991 and 57004 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 56991 and 57004. First we will calculate the prime factors of 56991 and 57004.

Prime Factorization of 56991

Prime factors of 56991 are 3, 11, 157. Prime factorization of 56991 in exponential form is:

56991 = 31 × 112 × 1571

Prime Factorization of 57004

Prime factors of 57004 are 2, 14251. Prime factorization of 57004 in exponential form is:

57004 = 22 × 142511

Now multiplying the highest exponent prime factors to calculate the LCM of 56991 and 57004.

LCM(56991,57004) = 31 × 112 × 1571 × 22 × 142511
LCM(56991,57004) = 3248714964