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What is the Least Common Multiple of 4282 and 4291?

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 4282 and 4291 is 18374062.

LCM(4282,4291) = 18374062

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Least Common Multiple of 4282 and 4291 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 4282 and 4291, than apply into the LCM equation.

GCF(4282,4291) = 1
LCM(4282,4291) = ( 4282 × 4291) / 1
LCM(4282,4291) = 18374062 / 1
LCM(4282,4291) = 18374062

Least Common Multiple (LCM) of 4282 and 4291 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 4282 and 4291. First we will calculate the prime factors of 4282 and 4291.

Prime Factorization of 4282

Prime factors of 4282 are 2, 2141. Prime factorization of 4282 in exponential form is:

4282 = 21 × 21411

Prime Factorization of 4291

Prime factors of 4291 are 7, 613. Prime factorization of 4291 in exponential form is:

4291 = 71 × 6131

Now multiplying the highest exponent prime factors to calculate the LCM of 4282 and 4291.

LCM(4282,4291) = 21 × 21411 × 71 × 6131
LCM(4282,4291) = 18374062