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What is the Least Common Multiple of 73911 and 73929?

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 73911 and 73929 is 1821388773.

LCM(73911,73929) = 1821388773

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Least Common Multiple of 73911 and 73929 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 73911 and 73929, than apply into the LCM equation.

GCF(73911,73929) = 3
LCM(73911,73929) = ( 73911 × 73929) / 3
LCM(73911,73929) = 5464166319 / 3
LCM(73911,73929) = 1821388773

Least Common Multiple (LCM) of 73911 and 73929 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 73911 and 73929. First we will calculate the prime factors of 73911 and 73929.

Prime Factorization of 73911

Prime factors of 73911 are 3, 71, 347. Prime factorization of 73911 in exponential form is:

73911 = 31 × 711 × 3471

Prime Factorization of 73929

Prime factors of 73929 are 3, 19, 1297. Prime factorization of 73929 in exponential form is:

73929 = 31 × 191 × 12971

Now multiplying the highest exponent prime factors to calculate the LCM of 73911 and 73929.

LCM(73911,73929) = 31 × 711 × 3471 × 191 × 12971
LCM(73911,73929) = 1821388773