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What is the Least Common Multiple of 97142 and 97161?

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 97142 and 97161 is 9438413862.

LCM(97142,97161) = 9438413862

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Least Common Multiple of 97142 and 97161 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 97142 and 97161, than apply into the LCM equation.

GCF(97142,97161) = 1
LCM(97142,97161) = ( 97142 × 97161) / 1
LCM(97142,97161) = 9438413862 / 1
LCM(97142,97161) = 9438413862

Least Common Multiple (LCM) of 97142 and 97161 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 97142 and 97161. First we will calculate the prime factors of 97142 and 97161.

Prime Factorization of 97142

Prime factors of 97142 are 2, 48571. Prime factorization of 97142 in exponential form is:

97142 = 21 × 485711

Prime Factorization of 97161

Prime factors of 97161 are 3, 139, 233. Prime factorization of 97161 in exponential form is:

97161 = 31 × 1391 × 2331

Now multiplying the highest exponent prime factors to calculate the LCM of 97142 and 97161.

LCM(97142,97161) = 21 × 485711 × 31 × 1391 × 2331
LCM(97142,97161) = 9438413862