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What is the Least Common Multiple of 97235 and 97240?

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 97235 and 97240 is 1891026280.

LCM(97235,97240) = 1891026280

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Least Common Multiple of 97235 and 97240 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 97235 and 97240, than apply into the LCM equation.

GCF(97235,97240) = 5
LCM(97235,97240) = ( 97235 × 97240) / 5
LCM(97235,97240) = 9455131400 / 5
LCM(97235,97240) = 1891026280

Least Common Multiple (LCM) of 97235 and 97240 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 97235 and 97240. First we will calculate the prime factors of 97235 and 97240.

Prime Factorization of 97235

Prime factors of 97235 are 5, 19447. Prime factorization of 97235 in exponential form is:

97235 = 51 × 194471

Prime Factorization of 97240

Prime factors of 97240 are 2, 5, 11, 13, 17. Prime factorization of 97240 in exponential form is:

97240 = 23 × 51 × 111 × 131 × 171

Now multiplying the highest exponent prime factors to calculate the LCM of 97235 and 97240.

LCM(97235,97240) = 51 × 194471 × 23 × 111 × 131 × 171
LCM(97235,97240) = 1891026280