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What is the Least Common Multiple of 74460 and 74471?

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 74460 and 74471 is 5545110660.

LCM(74460,74471) = 5545110660

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Least Common Multiple of 74460 and 74471 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 74460 and 74471, than apply into the LCM equation.

GCF(74460,74471) = 1
LCM(74460,74471) = ( 74460 × 74471) / 1
LCM(74460,74471) = 5545110660 / 1
LCM(74460,74471) = 5545110660

Least Common Multiple (LCM) of 74460 and 74471 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 74460 and 74471. First we will calculate the prime factors of 74460 and 74471.

Prime Factorization of 74460

Prime factors of 74460 are 2, 3, 5, 17, 73. Prime factorization of 74460 in exponential form is:

74460 = 22 × 31 × 51 × 171 × 731

Prime Factorization of 74471

Prime factors of 74471 are 74471. Prime factorization of 74471 in exponential form is:

74471 = 744711

Now multiplying the highest exponent prime factors to calculate the LCM of 74460 and 74471.

LCM(74460,74471) = 22 × 31 × 51 × 171 × 731 × 744711
LCM(74460,74471) = 5545110660