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What is the Least Common Multiple of 34874 and 34881?

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 34874 and 34881 is 173777142.

LCM(34874,34881) = 173777142

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Least Common Multiple of 34874 and 34881 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 34874 and 34881, than apply into the LCM equation.

GCF(34874,34881) = 7
LCM(34874,34881) = ( 34874 × 34881) / 7
LCM(34874,34881) = 1216439994 / 7
LCM(34874,34881) = 173777142

Least Common Multiple (LCM) of 34874 and 34881 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 34874 and 34881. First we will calculate the prime factors of 34874 and 34881.

Prime Factorization of 34874

Prime factors of 34874 are 2, 7, 47, 53. Prime factorization of 34874 in exponential form is:

34874 = 21 × 71 × 471 × 531

Prime Factorization of 34881

Prime factors of 34881 are 3, 7, 11, 151. Prime factorization of 34881 in exponential form is:

34881 = 31 × 71 × 111 × 1511

Now multiplying the highest exponent prime factors to calculate the LCM of 34874 and 34881.

LCM(34874,34881) = 21 × 71 × 471 × 531 × 31 × 111 × 1511
LCM(34874,34881) = 173777142