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What is the Least Common Multiple of 69201 and 69210?

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 69201 and 69210 is 532155690.

LCM(69201,69210) = 532155690

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Least Common Multiple of 69201 and 69210 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 69201 and 69210, than apply into the LCM equation.

GCF(69201,69210) = 9
LCM(69201,69210) = ( 69201 × 69210) / 9
LCM(69201,69210) = 4789401210 / 9
LCM(69201,69210) = 532155690

Least Common Multiple (LCM) of 69201 and 69210 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 69201 and 69210. First we will calculate the prime factors of 69201 and 69210.

Prime Factorization of 69201

Prime factors of 69201 are 3, 11, 233. Prime factorization of 69201 in exponential form is:

69201 = 33 × 111 × 2331

Prime Factorization of 69210

Prime factors of 69210 are 2, 3, 5, 769. Prime factorization of 69210 in exponential form is:

69210 = 21 × 32 × 51 × 7691

Now multiplying the highest exponent prime factors to calculate the LCM of 69201 and 69210.

LCM(69201,69210) = 33 × 111 × 2331 × 21 × 51 × 7691
LCM(69201,69210) = 532155690