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What is the Least Common Multiple of 77221 and 77241?

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 77221 and 77241 is 5964627261.

LCM(77221,77241) = 5964627261

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Least Common Multiple of 77221 and 77241 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 77221 and 77241, than apply into the LCM equation.

GCF(77221,77241) = 1
LCM(77221,77241) = ( 77221 × 77241) / 1
LCM(77221,77241) = 5964627261 / 1
LCM(77221,77241) = 5964627261

Least Common Multiple (LCM) of 77221 and 77241 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 77221 and 77241. First we will calculate the prime factors of 77221 and 77241.

Prime Factorization of 77221

Prime factors of 77221 are 31, 47, 53. Prime factorization of 77221 in exponential form is:

77221 = 311 × 471 × 531

Prime Factorization of 77241

Prime factors of 77241 are 3, 25747. Prime factorization of 77241 in exponential form is:

77241 = 31 × 257471

Now multiplying the highest exponent prime factors to calculate the LCM of 77221 and 77241.

LCM(77221,77241) = 311 × 471 × 531 × 31 × 257471
LCM(77221,77241) = 5964627261