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What is the Least Common Multiple of 97898 and 97905?

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 97898 and 97905 is 9584703690.

LCM(97898,97905) = 9584703690

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Least Common Multiple of 97898 and 97905 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 97898 and 97905, than apply into the LCM equation.

GCF(97898,97905) = 1
LCM(97898,97905) = ( 97898 × 97905) / 1
LCM(97898,97905) = 9584703690 / 1
LCM(97898,97905) = 9584703690

Least Common Multiple (LCM) of 97898 and 97905 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 97898 and 97905. First we will calculate the prime factors of 97898 and 97905.

Prime Factorization of 97898

Prime factors of 97898 are 2, 31, 1579. Prime factorization of 97898 in exponential form is:

97898 = 21 × 311 × 15791

Prime Factorization of 97905

Prime factors of 97905 are 3, 5, 61, 107. Prime factorization of 97905 in exponential form is:

97905 = 31 × 51 × 611 × 1071

Now multiplying the highest exponent prime factors to calculate the LCM of 97898 and 97905.

LCM(97898,97905) = 21 × 311 × 15791 × 31 × 51 × 611 × 1071
LCM(97898,97905) = 9584703690