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What is the Least Common Multiple of 73744 and 73761?

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 73744 and 73761 is 5439431184.

LCM(73744,73761) = 5439431184

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Least Common Multiple of 73744 and 73761 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 73744 and 73761, than apply into the LCM equation.

GCF(73744,73761) = 1
LCM(73744,73761) = ( 73744 × 73761) / 1
LCM(73744,73761) = 5439431184 / 1
LCM(73744,73761) = 5439431184

Least Common Multiple (LCM) of 73744 and 73761 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 73744 and 73761. First we will calculate the prime factors of 73744 and 73761.

Prime Factorization of 73744

Prime factors of 73744 are 2, 11, 419. Prime factorization of 73744 in exponential form is:

73744 = 24 × 111 × 4191

Prime Factorization of 73761

Prime factors of 73761 are 3, 23, 1069. Prime factorization of 73761 in exponential form is:

73761 = 31 × 231 × 10691

Now multiplying the highest exponent prime factors to calculate the LCM of 73744 and 73761.

LCM(73744,73761) = 24 × 111 × 4191 × 31 × 231 × 10691
LCM(73744,73761) = 5439431184