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What is the Least Common Multiple of 33398 and 33415?

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 33398 and 33415 is 1115994170.

LCM(33398,33415) = 1115994170

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Least Common Multiple of 33398 and 33415 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 33398 and 33415, than apply into the LCM equation.

GCF(33398,33415) = 1
LCM(33398,33415) = ( 33398 × 33415) / 1
LCM(33398,33415) = 1115994170 / 1
LCM(33398,33415) = 1115994170

Least Common Multiple (LCM) of 33398 and 33415 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 33398 and 33415. First we will calculate the prime factors of 33398 and 33415.

Prime Factorization of 33398

Prime factors of 33398 are 2, 16699. Prime factorization of 33398 in exponential form is:

33398 = 21 × 166991

Prime Factorization of 33415

Prime factors of 33415 are 5, 41, 163. Prime factorization of 33415 in exponential form is:

33415 = 51 × 411 × 1631

Now multiplying the highest exponent prime factors to calculate the LCM of 33398 and 33415.

LCM(33398,33415) = 21 × 166991 × 51 × 411 × 1631
LCM(33398,33415) = 1115994170