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What is the Least Common Multiple of 68845 and 68862?

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 68845 and 68862 is 4740804390.

LCM(68845,68862) = 4740804390

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Least Common Multiple of 68845 and 68862 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 68845 and 68862, than apply into the LCM equation.

GCF(68845,68862) = 1
LCM(68845,68862) = ( 68845 × 68862) / 1
LCM(68845,68862) = 4740804390 / 1
LCM(68845,68862) = 4740804390

Least Common Multiple (LCM) of 68845 and 68862 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 68845 and 68862. First we will calculate the prime factors of 68845 and 68862.

Prime Factorization of 68845

Prime factors of 68845 are 5, 7, 281. Prime factorization of 68845 in exponential form is:

68845 = 51 × 72 × 2811

Prime Factorization of 68862

Prime factors of 68862 are 2, 3, 23, 499. Prime factorization of 68862 in exponential form is:

68862 = 21 × 31 × 231 × 4991

Now multiplying the highest exponent prime factors to calculate the LCM of 68845 and 68862.

LCM(68845,68862) = 51 × 72 × 2811 × 21 × 31 × 231 × 4991
LCM(68845,68862) = 4740804390