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What is the Least Common Multiple of 69141 and 69158?

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 69141 and 69158 is 4781653278.

LCM(69141,69158) = 4781653278

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Least Common Multiple of 69141 and 69158 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 69141 and 69158, than apply into the LCM equation.

GCF(69141,69158) = 1
LCM(69141,69158) = ( 69141 × 69158) / 1
LCM(69141,69158) = 4781653278 / 1
LCM(69141,69158) = 4781653278

Least Common Multiple (LCM) of 69141 and 69158 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 69141 and 69158. First we will calculate the prime factors of 69141 and 69158.

Prime Factorization of 69141

Prime factors of 69141 are 3, 19, 1213. Prime factorization of 69141 in exponential form is:

69141 = 31 × 191 × 12131

Prime Factorization of 69158

Prime factors of 69158 are 2, 151, 229. Prime factorization of 69158 in exponential form is:

69158 = 21 × 1511 × 2291

Now multiplying the highest exponent prime factors to calculate the LCM of 69141 and 69158.

LCM(69141,69158) = 31 × 191 × 12131 × 21 × 1511 × 2291
LCM(69141,69158) = 4781653278