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What is the Least Common Multiple of 87574 and 87585?

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 87574 and 87585 is 7670168790.

LCM(87574,87585) = 7670168790

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Least Common Multiple of 87574 and 87585 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 87574 and 87585, than apply into the LCM equation.

GCF(87574,87585) = 1
LCM(87574,87585) = ( 87574 × 87585) / 1
LCM(87574,87585) = 7670168790 / 1
LCM(87574,87585) = 7670168790

Least Common Multiple (LCM) of 87574 and 87585 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 87574 and 87585. First we will calculate the prime factors of 87574 and 87585.

Prime Factorization of 87574

Prime factors of 87574 are 2, 43787. Prime factorization of 87574 in exponential form is:

87574 = 21 × 437871

Prime Factorization of 87585

Prime factors of 87585 are 3, 5, 5839. Prime factorization of 87585 in exponential form is:

87585 = 31 × 51 × 58391

Now multiplying the highest exponent prime factors to calculate the LCM of 87574 and 87585.

LCM(87574,87585) = 21 × 437871 × 31 × 51 × 58391
LCM(87574,87585) = 7670168790