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What is the Least Common Multiple of 25504 and 25509?

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 25504 and 25509 is 650581536.

LCM(25504,25509) = 650581536

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Least Common Multiple of 25504 and 25509 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 25504 and 25509, than apply into the LCM equation.

GCF(25504,25509) = 1
LCM(25504,25509) = ( 25504 × 25509) / 1
LCM(25504,25509) = 650581536 / 1
LCM(25504,25509) = 650581536

Least Common Multiple (LCM) of 25504 and 25509 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 25504 and 25509. First we will calculate the prime factors of 25504 and 25509.

Prime Factorization of 25504

Prime factors of 25504 are 2, 797. Prime factorization of 25504 in exponential form is:

25504 = 25 × 7971

Prime Factorization of 25509

Prime factors of 25509 are 3, 11, 773. Prime factorization of 25509 in exponential form is:

25509 = 31 × 111 × 7731

Now multiplying the highest exponent prime factors to calculate the LCM of 25504 and 25509.

LCM(25504,25509) = 25 × 7971 × 31 × 111 × 7731
LCM(25504,25509) = 650581536