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What is the Least Common Multiple of 87248 and 87261?

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 87248 and 87261 is 7613347728.

LCM(87248,87261) = 7613347728

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Least Common Multiple of 87248 and 87261 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 87248 and 87261, than apply into the LCM equation.

GCF(87248,87261) = 1
LCM(87248,87261) = ( 87248 × 87261) / 1
LCM(87248,87261) = 7613347728 / 1
LCM(87248,87261) = 7613347728

Least Common Multiple (LCM) of 87248 and 87261 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 87248 and 87261. First we will calculate the prime factors of 87248 and 87261.

Prime Factorization of 87248

Prime factors of 87248 are 2, 7, 19, 41. Prime factorization of 87248 in exponential form is:

87248 = 24 × 71 × 191 × 411

Prime Factorization of 87261

Prime factors of 87261 are 3, 17, 29, 59. Prime factorization of 87261 in exponential form is:

87261 = 31 × 171 × 291 × 591

Now multiplying the highest exponent prime factors to calculate the LCM of 87248 and 87261.

LCM(87248,87261) = 24 × 71 × 191 × 411 × 31 × 171 × 291 × 591
LCM(87248,87261) = 7613347728