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What is the Least Common Multiple of 74607 and 74624?

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 74607 and 74624 is 5567472768.

LCM(74607,74624) = 5567472768

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Least Common Multiple of 74607 and 74624 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 74607 and 74624, than apply into the LCM equation.

GCF(74607,74624) = 1
LCM(74607,74624) = ( 74607 × 74624) / 1
LCM(74607,74624) = 5567472768 / 1
LCM(74607,74624) = 5567472768

Least Common Multiple (LCM) of 74607 and 74624 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 74607 and 74624. First we will calculate the prime factors of 74607 and 74624.

Prime Factorization of 74607

Prime factors of 74607 are 3, 13, 1913. Prime factorization of 74607 in exponential form is:

74607 = 31 × 131 × 19131

Prime Factorization of 74624

Prime factors of 74624 are 2, 11, 53. Prime factorization of 74624 in exponential form is:

74624 = 27 × 111 × 531

Now multiplying the highest exponent prime factors to calculate the LCM of 74607 and 74624.

LCM(74607,74624) = 31 × 131 × 19131 × 27 × 111 × 531
LCM(74607,74624) = 5567472768