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What is the Least Common Multiple of 51423 and 51434?

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 51423 and 51434 is 2644890582.

LCM(51423,51434) = 2644890582

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Least Common Multiple of 51423 and 51434 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 51423 and 51434, than apply into the LCM equation.

GCF(51423,51434) = 1
LCM(51423,51434) = ( 51423 × 51434) / 1
LCM(51423,51434) = 2644890582 / 1
LCM(51423,51434) = 2644890582

Least Common Multiple (LCM) of 51423 and 51434 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 51423 and 51434. First we will calculate the prime factors of 51423 and 51434.

Prime Factorization of 51423

Prime factors of 51423 are 3, 61, 281. Prime factorization of 51423 in exponential form is:

51423 = 31 × 611 × 2811

Prime Factorization of 51434

Prime factors of 51434 are 2, 25717. Prime factorization of 51434 in exponential form is:

51434 = 21 × 257171

Now multiplying the highest exponent prime factors to calculate the LCM of 51423 and 51434.

LCM(51423,51434) = 31 × 611 × 2811 × 21 × 257171
LCM(51423,51434) = 2644890582