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What is the Least Common Multiple of 74649 and 74654?

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 74649 and 74654 is 5572846446.

LCM(74649,74654) = 5572846446

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Least Common Multiple of 74649 and 74654 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 74649 and 74654, than apply into the LCM equation.

GCF(74649,74654) = 1
LCM(74649,74654) = ( 74649 × 74654) / 1
LCM(74649,74654) = 5572846446 / 1
LCM(74649,74654) = 5572846446

Least Common Multiple (LCM) of 74649 and 74654 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 74649 and 74654. First we will calculate the prime factors of 74649 and 74654.

Prime Factorization of 74649

Prime factors of 74649 are 3, 149, 167. Prime factorization of 74649 in exponential form is:

74649 = 31 × 1491 × 1671

Prime Factorization of 74654

Prime factors of 74654 are 2, 163, 229. Prime factorization of 74654 in exponential form is:

74654 = 21 × 1631 × 2291

Now multiplying the highest exponent prime factors to calculate the LCM of 74649 and 74654.

LCM(74649,74654) = 31 × 1491 × 1671 × 21 × 1631 × 2291
LCM(74649,74654) = 5572846446