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What is the Least Common Multiple of 57434 and 57450?

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 57434 and 57450 is 1649791650.

LCM(57434,57450) = 1649791650

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Least Common Multiple of 57434 and 57450 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 57434 and 57450, than apply into the LCM equation.

GCF(57434,57450) = 2
LCM(57434,57450) = ( 57434 × 57450) / 2
LCM(57434,57450) = 3299583300 / 2
LCM(57434,57450) = 1649791650

Least Common Multiple (LCM) of 57434 and 57450 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 57434 and 57450. First we will calculate the prime factors of 57434 and 57450.

Prime Factorization of 57434

Prime factors of 57434 are 2, 13, 47. Prime factorization of 57434 in exponential form is:

57434 = 21 × 131 × 472

Prime Factorization of 57450

Prime factors of 57450 are 2, 3, 5, 383. Prime factorization of 57450 in exponential form is:

57450 = 21 × 31 × 52 × 3831

Now multiplying the highest exponent prime factors to calculate the LCM of 57434 and 57450.

LCM(57434,57450) = 21 × 131 × 472 × 31 × 52 × 3831
LCM(57434,57450) = 1649791650