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What is the Least Common Multiple of 83542 and 83549?

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 83542 and 83549 is 6979850558.

LCM(83542,83549) = 6979850558

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Least Common Multiple of 83542 and 83549 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 83542 and 83549, than apply into the LCM equation.

GCF(83542,83549) = 1
LCM(83542,83549) = ( 83542 × 83549) / 1
LCM(83542,83549) = 6979850558 / 1
LCM(83542,83549) = 6979850558

Least Common Multiple (LCM) of 83542 and 83549 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 83542 and 83549. First we will calculate the prime factors of 83542 and 83549.

Prime Factorization of 83542

Prime factors of 83542 are 2, 41771. Prime factorization of 83542 in exponential form is:

83542 = 21 × 417711

Prime Factorization of 83549

Prime factors of 83549 are 29, 43, 67. Prime factorization of 83549 in exponential form is:

83549 = 291 × 431 × 671

Now multiplying the highest exponent prime factors to calculate the LCM of 83542 and 83549.

LCM(83542,83549) = 21 × 417711 × 291 × 431 × 671
LCM(83542,83549) = 6979850558