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What is the Least Common Multiple of 70590 and 70602?

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 70590 and 70602 is 830632530.

LCM(70590,70602) = 830632530

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Least Common Multiple of 70590 and 70602 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 70590 and 70602, than apply into the LCM equation.

GCF(70590,70602) = 6
LCM(70590,70602) = ( 70590 × 70602) / 6
LCM(70590,70602) = 4983795180 / 6
LCM(70590,70602) = 830632530

Least Common Multiple (LCM) of 70590 and 70602 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 70590 and 70602. First we will calculate the prime factors of 70590 and 70602.

Prime Factorization of 70590

Prime factors of 70590 are 2, 3, 5, 13, 181. Prime factorization of 70590 in exponential form is:

70590 = 21 × 31 × 51 × 131 × 1811

Prime Factorization of 70602

Prime factors of 70602 are 2, 3, 7, 41. Prime factorization of 70602 in exponential form is:

70602 = 21 × 31 × 71 × 412

Now multiplying the highest exponent prime factors to calculate the LCM of 70590 and 70602.

LCM(70590,70602) = 21 × 31 × 51 × 131 × 1811 × 71 × 412
LCM(70590,70602) = 830632530