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What is the Least Common Multiple of 70219 and 70228?

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 70219 and 70228 is 4931339932.

LCM(70219,70228) = 4931339932

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Least Common Multiple of 70219 and 70228 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 70219 and 70228, than apply into the LCM equation.

GCF(70219,70228) = 1
LCM(70219,70228) = ( 70219 × 70228) / 1
LCM(70219,70228) = 4931339932 / 1
LCM(70219,70228) = 4931339932

Least Common Multiple (LCM) of 70219 and 70228 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 70219 and 70228. First we will calculate the prime factors of 70219 and 70228.

Prime Factorization of 70219

Prime factors of 70219 are 23, 43, 71. Prime factorization of 70219 in exponential form is:

70219 = 231 × 431 × 711

Prime Factorization of 70228

Prime factors of 70228 are 2, 97, 181. Prime factorization of 70228 in exponential form is:

70228 = 22 × 971 × 1811

Now multiplying the highest exponent prime factors to calculate the LCM of 70219 and 70228.

LCM(70219,70228) = 231 × 431 × 711 × 22 × 971 × 1811
LCM(70219,70228) = 4931339932