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What is the Least Common Multiple of 74354 and 74361?

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 74354 and 74361 is 789862542.

LCM(74354,74361) = 789862542

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Least Common Multiple of 74354 and 74361 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 74354 and 74361, than apply into the LCM equation.

GCF(74354,74361) = 7
LCM(74354,74361) = ( 74354 × 74361) / 7
LCM(74354,74361) = 5529037794 / 7
LCM(74354,74361) = 789862542

Least Common Multiple (LCM) of 74354 and 74361 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 74354 and 74361. First we will calculate the prime factors of 74354 and 74361.

Prime Factorization of 74354

Prime factors of 74354 are 2, 7, 47, 113. Prime factorization of 74354 in exponential form is:

74354 = 21 × 71 × 471 × 1131

Prime Factorization of 74361

Prime factors of 74361 are 3, 7, 3541. Prime factorization of 74361 in exponential form is:

74361 = 31 × 71 × 35411

Now multiplying the highest exponent prime factors to calculate the LCM of 74354 and 74361.

LCM(74354,74361) = 21 × 71 × 471 × 1131 × 31 × 35411
LCM(74354,74361) = 789862542