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What is the Least Common Multiple of 10965 and 10982?

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 10965 and 10982 is 7083390.

LCM(10965,10982) = 7083390

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Least Common Multiple of 10965 and 10982 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 10965 and 10982, than apply into the LCM equation.

GCF(10965,10982) = 17
LCM(10965,10982) = ( 10965 × 10982) / 17
LCM(10965,10982) = 120417630 / 17
LCM(10965,10982) = 7083390

Least Common Multiple (LCM) of 10965 and 10982 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 10965 and 10982. First we will calculate the prime factors of 10965 and 10982.

Prime Factorization of 10965

Prime factors of 10965 are 3, 5, 17, 43. Prime factorization of 10965 in exponential form is:

10965 = 31 × 51 × 171 × 431

Prime Factorization of 10982

Prime factors of 10982 are 2, 17, 19. Prime factorization of 10982 in exponential form is:

10982 = 21 × 172 × 191

Now multiplying the highest exponent prime factors to calculate the LCM of 10965 and 10982.

LCM(10965,10982) = 31 × 51 × 172 × 431 × 21 × 191
LCM(10965,10982) = 7083390