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What is the Least Common Multiple of 69261 and 69281?

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 69261 and 69281 is 4798471341.

LCM(69261,69281) = 4798471341

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Least Common Multiple of 69261 and 69281 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 69261 and 69281, than apply into the LCM equation.

GCF(69261,69281) = 1
LCM(69261,69281) = ( 69261 × 69281) / 1
LCM(69261,69281) = 4798471341 / 1
LCM(69261,69281) = 4798471341

Least Common Multiple (LCM) of 69261 and 69281 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 69261 and 69281. First we will calculate the prime factors of 69261 and 69281.

Prime Factorization of 69261

Prime factors of 69261 are 3, 23087. Prime factorization of 69261 in exponential form is:

69261 = 31 × 230871

Prime Factorization of 69281

Prime factors of 69281 are 29, 2389. Prime factorization of 69281 in exponential form is:

69281 = 291 × 23891

Now multiplying the highest exponent prime factors to calculate the LCM of 69261 and 69281.

LCM(69261,69281) = 31 × 230871 × 291 × 23891
LCM(69261,69281) = 4798471341