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What is the Least Common Multiple of 87203 and 87210?

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 87203 and 87210 is 7604973630.

LCM(87203,87210) = 7604973630

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Least Common Multiple of 87203 and 87210 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 87203 and 87210, than apply into the LCM equation.

GCF(87203,87210) = 1
LCM(87203,87210) = ( 87203 × 87210) / 1
LCM(87203,87210) = 7604973630 / 1
LCM(87203,87210) = 7604973630

Least Common Multiple (LCM) of 87203 and 87210 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 87203 and 87210. First we will calculate the prime factors of 87203 and 87210.

Prime Factorization of 87203

Prime factors of 87203 are 29, 31, 97. Prime factorization of 87203 in exponential form is:

87203 = 291 × 311 × 971

Prime Factorization of 87210

Prime factors of 87210 are 2, 3, 5, 17, 19. Prime factorization of 87210 in exponential form is:

87210 = 21 × 33 × 51 × 171 × 191

Now multiplying the highest exponent prime factors to calculate the LCM of 87203 and 87210.

LCM(87203,87210) = 291 × 311 × 971 × 21 × 33 × 51 × 171 × 191
LCM(87203,87210) = 7604973630