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What is the Least Common Multiple of 41769 and 41780?

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 41769 and 41780 is 1745108820.

LCM(41769,41780) = 1745108820

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Least Common Multiple of 41769 and 41780 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 41769 and 41780, than apply into the LCM equation.

GCF(41769,41780) = 1
LCM(41769,41780) = ( 41769 × 41780) / 1
LCM(41769,41780) = 1745108820 / 1
LCM(41769,41780) = 1745108820

Least Common Multiple (LCM) of 41769 and 41780 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 41769 and 41780. First we will calculate the prime factors of 41769 and 41780.

Prime Factorization of 41769

Prime factors of 41769 are 3, 7, 13, 17. Prime factorization of 41769 in exponential form is:

41769 = 33 × 71 × 131 × 171

Prime Factorization of 41780

Prime factors of 41780 are 2, 5, 2089. Prime factorization of 41780 in exponential form is:

41780 = 22 × 51 × 20891

Now multiplying the highest exponent prime factors to calculate the LCM of 41769 and 41780.

LCM(41769,41780) = 33 × 71 × 131 × 171 × 22 × 51 × 20891
LCM(41769,41780) = 1745108820