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What is the Least Common Multiple of 30847 and 30855?

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 30847 and 30855 is 951784185.

LCM(30847,30855) = 951784185

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Least Common Multiple of 30847 and 30855 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 30847 and 30855, than apply into the LCM equation.

GCF(30847,30855) = 1
LCM(30847,30855) = ( 30847 × 30855) / 1
LCM(30847,30855) = 951784185 / 1
LCM(30847,30855) = 951784185

Least Common Multiple (LCM) of 30847 and 30855 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 30847 and 30855. First we will calculate the prime factors of 30847 and 30855.

Prime Factorization of 30847

Prime factors of 30847 are 109, 283. Prime factorization of 30847 in exponential form is:

30847 = 1091 × 2831

Prime Factorization of 30855

Prime factors of 30855 are 3, 5, 11, 17. Prime factorization of 30855 in exponential form is:

30855 = 31 × 51 × 112 × 171

Now multiplying the highest exponent prime factors to calculate the LCM of 30847 and 30855.

LCM(30847,30855) = 1091 × 2831 × 31 × 51 × 112 × 171
LCM(30847,30855) = 951784185