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What is the Least Common Multiple of 33991 and 34005?

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 33991 and 34005 is 1155863955.

LCM(33991,34005) = 1155863955

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Least Common Multiple of 33991 and 34005 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 33991 and 34005, than apply into the LCM equation.

GCF(33991,34005) = 1
LCM(33991,34005) = ( 33991 × 34005) / 1
LCM(33991,34005) = 1155863955 / 1
LCM(33991,34005) = 1155863955

Least Common Multiple (LCM) of 33991 and 34005 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 33991 and 34005. First we will calculate the prime factors of 33991 and 34005.

Prime Factorization of 33991

Prime factors of 33991 are 19, 1789. Prime factorization of 33991 in exponential form is:

33991 = 191 × 17891

Prime Factorization of 34005

Prime factors of 34005 are 3, 5, 2267. Prime factorization of 34005 in exponential form is:

34005 = 31 × 51 × 22671

Now multiplying the highest exponent prime factors to calculate the LCM of 33991 and 34005.

LCM(33991,34005) = 191 × 17891 × 31 × 51 × 22671
LCM(33991,34005) = 1155863955