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What is the Least Common Multiple of 7461 and 7481?

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 7461 and 7481 is 55815741.

LCM(7461,7481) = 55815741

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Least Common Multiple of 7461 and 7481 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 7461 and 7481, than apply into the LCM equation.

GCF(7461,7481) = 1
LCM(7461,7481) = ( 7461 × 7481) / 1
LCM(7461,7481) = 55815741 / 1
LCM(7461,7481) = 55815741

Least Common Multiple (LCM) of 7461 and 7481 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 7461 and 7481. First we will calculate the prime factors of 7461 and 7481.

Prime Factorization of 7461

Prime factors of 7461 are 3, 829. Prime factorization of 7461 in exponential form is:

7461 = 32 × 8291

Prime Factorization of 7481

Prime factors of 7481 are 7481. Prime factorization of 7481 in exponential form is:

7481 = 74811

Now multiplying the highest exponent prime factors to calculate the LCM of 7461 and 7481.

LCM(7461,7481) = 32 × 8291 × 74811
LCM(7461,7481) = 55815741