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What is the Least Common Multiple of 91616 and 91625?

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 91616 and 91625 is 8394316000.

LCM(91616,91625) = 8394316000

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Least Common Multiple of 91616 and 91625 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 91616 and 91625, than apply into the LCM equation.

GCF(91616,91625) = 1
LCM(91616,91625) = ( 91616 × 91625) / 1
LCM(91616,91625) = 8394316000 / 1
LCM(91616,91625) = 8394316000

Least Common Multiple (LCM) of 91616 and 91625 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 91616 and 91625. First we will calculate the prime factors of 91616 and 91625.

Prime Factorization of 91616

Prime factors of 91616 are 2, 7, 409. Prime factorization of 91616 in exponential form is:

91616 = 25 × 71 × 4091

Prime Factorization of 91625

Prime factors of 91625 are 5, 733. Prime factorization of 91625 in exponential form is:

91625 = 53 × 7331

Now multiplying the highest exponent prime factors to calculate the LCM of 91616 and 91625.

LCM(91616,91625) = 25 × 71 × 4091 × 53 × 7331
LCM(91616,91625) = 8394316000