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What is the Least Common Multiple of 74282 and 74291?

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 74282 and 74291 is 5518484062.

LCM(74282,74291) = 5518484062

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Least Common Multiple of 74282 and 74291 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 74282 and 74291, than apply into the LCM equation.

GCF(74282,74291) = 1
LCM(74282,74291) = ( 74282 × 74291) / 1
LCM(74282,74291) = 5518484062 / 1
LCM(74282,74291) = 5518484062

Least Common Multiple (LCM) of 74282 and 74291 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 74282 and 74291. First we will calculate the prime factors of 74282 and 74291.

Prime Factorization of 74282

Prime factors of 74282 are 2, 13, 2857. Prime factorization of 74282 in exponential form is:

74282 = 21 × 131 × 28571

Prime Factorization of 74291

Prime factors of 74291 are 7, 10613. Prime factorization of 74291 in exponential form is:

74291 = 71 × 106131

Now multiplying the highest exponent prime factors to calculate the LCM of 74282 and 74291.

LCM(74282,74291) = 21 × 131 × 28571 × 71 × 106131
LCM(74282,74291) = 5518484062