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What is the Least Common Multiple of 25623 and 25630?

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 25623 and 25630 is 656717490.

LCM(25623,25630) = 656717490

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Least Common Multiple of 25623 and 25630 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 25623 and 25630, than apply into the LCM equation.

GCF(25623,25630) = 1
LCM(25623,25630) = ( 25623 × 25630) / 1
LCM(25623,25630) = 656717490 / 1
LCM(25623,25630) = 656717490

Least Common Multiple (LCM) of 25623 and 25630 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 25623 and 25630. First we will calculate the prime factors of 25623 and 25630.

Prime Factorization of 25623

Prime factors of 25623 are 3, 13, 73. Prime factorization of 25623 in exponential form is:

25623 = 33 × 131 × 731

Prime Factorization of 25630

Prime factors of 25630 are 2, 5, 11, 233. Prime factorization of 25630 in exponential form is:

25630 = 21 × 51 × 111 × 2331

Now multiplying the highest exponent prime factors to calculate the LCM of 25623 and 25630.

LCM(25623,25630) = 33 × 131 × 731 × 21 × 51 × 111 × 2331
LCM(25623,25630) = 656717490