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What is the Least Common Multiple of 33643 and 33654?

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 33643 and 33654 is 1132221522.

LCM(33643,33654) = 1132221522

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Least Common Multiple of 33643 and 33654 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 33643 and 33654, than apply into the LCM equation.

GCF(33643,33654) = 1
LCM(33643,33654) = ( 33643 × 33654) / 1
LCM(33643,33654) = 1132221522 / 1
LCM(33643,33654) = 1132221522

Least Common Multiple (LCM) of 33643 and 33654 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 33643 and 33654. First we will calculate the prime factors of 33643 and 33654.

Prime Factorization of 33643

Prime factors of 33643 are 17, 1979. Prime factorization of 33643 in exponential form is:

33643 = 171 × 19791

Prime Factorization of 33654

Prime factors of 33654 are 2, 3, 71, 79. Prime factorization of 33654 in exponential form is:

33654 = 21 × 31 × 711 × 791

Now multiplying the highest exponent prime factors to calculate the LCM of 33643 and 33654.

LCM(33643,33654) = 171 × 19791 × 21 × 31 × 711 × 791
LCM(33643,33654) = 1132221522