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What is the Least Common Multiple of 68585 and 68603?

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 68585 and 68603 is 4705136755.

LCM(68585,68603) = 4705136755

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Least Common Multiple of 68585 and 68603 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 68585 and 68603, than apply into the LCM equation.

GCF(68585,68603) = 1
LCM(68585,68603) = ( 68585 × 68603) / 1
LCM(68585,68603) = 4705136755 / 1
LCM(68585,68603) = 4705136755

Least Common Multiple (LCM) of 68585 and 68603 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 68585 and 68603. First we will calculate the prime factors of 68585 and 68603.

Prime Factorization of 68585

Prime factors of 68585 are 5, 11, 29, 43. Prime factorization of 68585 in exponential form is:

68585 = 51 × 111 × 291 × 431

Prime Factorization of 68603

Prime factors of 68603 are 31, 2213. Prime factorization of 68603 in exponential form is:

68603 = 311 × 22131

Now multiplying the highest exponent prime factors to calculate the LCM of 68585 and 68603.

LCM(68585,68603) = 51 × 111 × 291 × 431 × 311 × 22131
LCM(68585,68603) = 4705136755