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What is the Least Common Multiple of 90241 and 90251?

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 90241 and 90251 is 8144340491.

LCM(90241,90251) = 8144340491

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Least Common Multiple of 90241 and 90251 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 90241 and 90251, than apply into the LCM equation.

GCF(90241,90251) = 1
LCM(90241,90251) = ( 90241 × 90251) / 1
LCM(90241,90251) = 8144340491 / 1
LCM(90241,90251) = 8144340491

Least Common Multiple (LCM) of 90241 and 90251 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 90241 and 90251. First we will calculate the prime factors of 90241 and 90251.

Prime Factorization of 90241

Prime factors of 90241 are 31, 41, 71. Prime factorization of 90241 in exponential form is:

90241 = 311 × 411 × 711

Prime Factorization of 90251

Prime factors of 90251 are 7, 12893. Prime factorization of 90251 in exponential form is:

90251 = 71 × 128931

Now multiplying the highest exponent prime factors to calculate the LCM of 90241 and 90251.

LCM(90241,90251) = 311 × 411 × 711 × 71 × 128931
LCM(90241,90251) = 8144340491