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What is the Least Common Multiple of 51562 and 51578?

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 51562 and 51578 is 1329732418.

LCM(51562,51578) = 1329732418

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Least Common Multiple of 51562 and 51578 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 51562 and 51578, than apply into the LCM equation.

GCF(51562,51578) = 2
LCM(51562,51578) = ( 51562 × 51578) / 2
LCM(51562,51578) = 2659464836 / 2
LCM(51562,51578) = 1329732418

Least Common Multiple (LCM) of 51562 and 51578 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 51562 and 51578. First we will calculate the prime factors of 51562 and 51578.

Prime Factorization of 51562

Prime factors of 51562 are 2, 7, 29, 127. Prime factorization of 51562 in exponential form is:

51562 = 21 × 71 × 291 × 1271

Prime Factorization of 51578

Prime factors of 51578 are 2, 17, 37, 41. Prime factorization of 51578 in exponential form is:

51578 = 21 × 171 × 371 × 411

Now multiplying the highest exponent prime factors to calculate the LCM of 51562 and 51578.

LCM(51562,51578) = 21 × 71 × 291 × 1271 × 171 × 371 × 411
LCM(51562,51578) = 1329732418