GCF and LCM Calculator Logo

What is the Least Common Multiple of 30281 and 30289?

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 30281 and 30289 is 917181209.

LCM(30281,30289) = 917181209

LCM Calculator and
and

Least Common Multiple of 30281 and 30289 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 30281 and 30289, than apply into the LCM equation.

GCF(30281,30289) = 1
LCM(30281,30289) = ( 30281 × 30289) / 1
LCM(30281,30289) = 917181209 / 1
LCM(30281,30289) = 917181209

Least Common Multiple (LCM) of 30281 and 30289 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 30281 and 30289. First we will calculate the prime factors of 30281 and 30289.

Prime Factorization of 30281

Prime factors of 30281 are 107, 283. Prime factorization of 30281 in exponential form is:

30281 = 1071 × 2831

Prime Factorization of 30289

Prime factors of 30289 are 7, 4327. Prime factorization of 30289 in exponential form is:

30289 = 71 × 43271

Now multiplying the highest exponent prime factors to calculate the LCM of 30281 and 30289.

LCM(30281,30289) = 1071 × 2831 × 71 × 43271
LCM(30281,30289) = 917181209