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What is the Least Common Multiple of 83402 and 83419?

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 83402 and 83419 is 409253614.

LCM(83402,83419) = 409253614

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Least Common Multiple of 83402 and 83419 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 83402 and 83419, than apply into the LCM equation.

GCF(83402,83419) = 17
LCM(83402,83419) = ( 83402 × 83419) / 17
LCM(83402,83419) = 6957311438 / 17
LCM(83402,83419) = 409253614

Least Common Multiple (LCM) of 83402 and 83419 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 83402 and 83419. First we will calculate the prime factors of 83402 and 83419.

Prime Factorization of 83402

Prime factors of 83402 are 2, 11, 17, 223. Prime factorization of 83402 in exponential form is:

83402 = 21 × 111 × 171 × 2231

Prime Factorization of 83419

Prime factors of 83419 are 7, 17, 701. Prime factorization of 83419 in exponential form is:

83419 = 71 × 171 × 7011

Now multiplying the highest exponent prime factors to calculate the LCM of 83402 and 83419.

LCM(83402,83419) = 21 × 111 × 171 × 2231 × 71 × 7011
LCM(83402,83419) = 409253614