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What is the Least Common Multiple of 74766 and 74783?

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 74766 and 74783 is 328895634.

LCM(74766,74783) = 328895634

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Least Common Multiple of 74766 and 74783 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 74766 and 74783, than apply into the LCM equation.

GCF(74766,74783) = 17
LCM(74766,74783) = ( 74766 × 74783) / 17
LCM(74766,74783) = 5591225778 / 17
LCM(74766,74783) = 328895634

Least Common Multiple (LCM) of 74766 and 74783 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 74766 and 74783. First we will calculate the prime factors of 74766 and 74783.

Prime Factorization of 74766

Prime factors of 74766 are 2, 3, 17, 733. Prime factorization of 74766 in exponential form is:

74766 = 21 × 31 × 171 × 7331

Prime Factorization of 74783

Prime factors of 74783 are 17, 53, 83. Prime factorization of 74783 in exponential form is:

74783 = 171 × 531 × 831

Now multiplying the highest exponent prime factors to calculate the LCM of 74766 and 74783.

LCM(74766,74783) = 21 × 31 × 171 × 7331 × 531 × 831
LCM(74766,74783) = 328895634