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What is the Least Common Multiple of 68541 and 68553?

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 68541 and 68553 is 1566230391.

LCM(68541,68553) = 1566230391

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Least Common Multiple of 68541 and 68553 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 68541 and 68553, than apply into the LCM equation.

GCF(68541,68553) = 3
LCM(68541,68553) = ( 68541 × 68553) / 3
LCM(68541,68553) = 4698691173 / 3
LCM(68541,68553) = 1566230391

Least Common Multiple (LCM) of 68541 and 68553 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 68541 and 68553. First we will calculate the prime factors of 68541 and 68553.

Prime Factorization of 68541

Prime factors of 68541 are 3, 11, 31, 67. Prime factorization of 68541 in exponential form is:

68541 = 31 × 111 × 311 × 671

Prime Factorization of 68553

Prime factors of 68553 are 3, 2539. Prime factorization of 68553 in exponential form is:

68553 = 33 × 25391

Now multiplying the highest exponent prime factors to calculate the LCM of 68541 and 68553.

LCM(68541,68553) = 33 × 111 × 311 × 671 × 25391
LCM(68541,68553) = 1566230391