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What is the Least Common Multiple of 83454 and 83469?

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 83454 and 83469 is 2321940642.

LCM(83454,83469) = 2321940642

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Least Common Multiple of 83454 and 83469 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 83454 and 83469, than apply into the LCM equation.

GCF(83454,83469) = 3
LCM(83454,83469) = ( 83454 × 83469) / 3
LCM(83454,83469) = 6965821926 / 3
LCM(83454,83469) = 2321940642

Least Common Multiple (LCM) of 83454 and 83469 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 83454 and 83469. First we will calculate the prime factors of 83454 and 83469.

Prime Factorization of 83454

Prime factors of 83454 are 2, 3, 7, 1987. Prime factorization of 83454 in exponential form is:

83454 = 21 × 31 × 71 × 19871

Prime Factorization of 83469

Prime factors of 83469 are 3, 27823. Prime factorization of 83469 in exponential form is:

83469 = 31 × 278231

Now multiplying the highest exponent prime factors to calculate the LCM of 83454 and 83469.

LCM(83454,83469) = 21 × 31 × 71 × 19871 × 278231
LCM(83454,83469) = 2321940642