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What is the Least Common Multiple of 46397 and 46405?

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 46397 and 46405 is 2153052785.

LCM(46397,46405) = 2153052785

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Least Common Multiple of 46397 and 46405 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 46397 and 46405, than apply into the LCM equation.

GCF(46397,46405) = 1
LCM(46397,46405) = ( 46397 × 46405) / 1
LCM(46397,46405) = 2153052785 / 1
LCM(46397,46405) = 2153052785

Least Common Multiple (LCM) of 46397 and 46405 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 46397 and 46405. First we will calculate the prime factors of 46397 and 46405.

Prime Factorization of 46397

Prime factors of 46397 are 13, 43, 83. Prime factorization of 46397 in exponential form is:

46397 = 131 × 431 × 831

Prime Factorization of 46405

Prime factors of 46405 are 5, 9281. Prime factorization of 46405 in exponential form is:

46405 = 51 × 92811

Now multiplying the highest exponent prime factors to calculate the LCM of 46397 and 46405.

LCM(46397,46405) = 131 × 431 × 831 × 51 × 92811
LCM(46397,46405) = 2153052785