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What is the Least Common Multiple of 78481 and 78499?

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 78481 and 78499 is 6160680019.

LCM(78481,78499) = 6160680019

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Least Common Multiple of 78481 and 78499 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 78481 and 78499, than apply into the LCM equation.

GCF(78481,78499) = 1
LCM(78481,78499) = ( 78481 × 78499) / 1
LCM(78481,78499) = 6160680019 / 1
LCM(78481,78499) = 6160680019

Least Common Multiple (LCM) of 78481 and 78499 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 78481 and 78499. First we will calculate the prime factors of 78481 and 78499.

Prime Factorization of 78481

Prime factors of 78481 are 13, 6037. Prime factorization of 78481 in exponential form is:

78481 = 131 × 60371

Prime Factorization of 78499

Prime factors of 78499 are 23, 3413. Prime factorization of 78499 in exponential form is:

78499 = 231 × 34131

Now multiplying the highest exponent prime factors to calculate the LCM of 78481 and 78499.

LCM(78481,78499) = 131 × 60371 × 231 × 34131
LCM(78481,78499) = 6160680019