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What is the Least Common Multiple of 68898 and 68918?

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 68898 and 68918 is 2374156182.

LCM(68898,68918) = 2374156182

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Least Common Multiple of 68898 and 68918 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 68898 and 68918, than apply into the LCM equation.

GCF(68898,68918) = 2
LCM(68898,68918) = ( 68898 × 68918) / 2
LCM(68898,68918) = 4748312364 / 2
LCM(68898,68918) = 2374156182

Least Common Multiple (LCM) of 68898 and 68918 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 68898 and 68918. First we will calculate the prime factors of 68898 and 68918.

Prime Factorization of 68898

Prime factors of 68898 are 2, 3, 11483. Prime factorization of 68898 in exponential form is:

68898 = 21 × 31 × 114831

Prime Factorization of 68918

Prime factors of 68918 are 2, 17, 2027. Prime factorization of 68918 in exponential form is:

68918 = 21 × 171 × 20271

Now multiplying the highest exponent prime factors to calculate the LCM of 68898 and 68918.

LCM(68898,68918) = 21 × 31 × 114831 × 171 × 20271
LCM(68898,68918) = 2374156182