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What is the Least Common Multiple of 7837 and 7845?

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 7837 and 7845 is 61481265.

LCM(7837,7845) = 61481265

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Least Common Multiple of 7837 and 7845 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 7837 and 7845, than apply into the LCM equation.

GCF(7837,7845) = 1
LCM(7837,7845) = ( 7837 × 7845) / 1
LCM(7837,7845) = 61481265 / 1
LCM(7837,7845) = 61481265

Least Common Multiple (LCM) of 7837 and 7845 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 7837 and 7845. First we will calculate the prime factors of 7837 and 7845.

Prime Factorization of 7837

Prime factors of 7837 are 17, 461. Prime factorization of 7837 in exponential form is:

7837 = 171 × 4611

Prime Factorization of 7845

Prime factors of 7845 are 3, 5, 523. Prime factorization of 7845 in exponential form is:

7845 = 31 × 51 × 5231

Now multiplying the highest exponent prime factors to calculate the LCM of 7837 and 7845.

LCM(7837,7845) = 171 × 4611 × 31 × 51 × 5231
LCM(7837,7845) = 61481265