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What is the Least Common Multiple of 68461 and 68476?

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 68461 and 68476 is 4687935436.

LCM(68461,68476) = 4687935436

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Least Common Multiple of 68461 and 68476 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 68461 and 68476, than apply into the LCM equation.

GCF(68461,68476) = 1
LCM(68461,68476) = ( 68461 × 68476) / 1
LCM(68461,68476) = 4687935436 / 1
LCM(68461,68476) = 4687935436

Least Common Multiple (LCM) of 68461 and 68476 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 68461 and 68476. First we will calculate the prime factors of 68461 and 68476.

Prime Factorization of 68461

Prime factors of 68461 are 223, 307. Prime factorization of 68461 in exponential form is:

68461 = 2231 × 3071

Prime Factorization of 68476

Prime factors of 68476 are 2, 17, 19, 53. Prime factorization of 68476 in exponential form is:

68476 = 22 × 171 × 191 × 531

Now multiplying the highest exponent prime factors to calculate the LCM of 68461 and 68476.

LCM(68461,68476) = 2231 × 3071 × 22 × 171 × 191 × 531
LCM(68461,68476) = 4687935436