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What is the Least Common Multiple of 67715 and 67729?

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 67715 and 67729 is 4586269235.

LCM(67715,67729) = 4586269235

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Least Common Multiple of 67715 and 67729 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 67715 and 67729, than apply into the LCM equation.

GCF(67715,67729) = 1
LCM(67715,67729) = ( 67715 × 67729) / 1
LCM(67715,67729) = 4586269235 / 1
LCM(67715,67729) = 4586269235

Least Common Multiple (LCM) of 67715 and 67729 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 67715 and 67729. First we will calculate the prime factors of 67715 and 67729.

Prime Factorization of 67715

Prime factors of 67715 are 5, 29, 467. Prime factorization of 67715 in exponential form is:

67715 = 51 × 291 × 4671

Prime Factorization of 67729

Prime factors of 67729 are 89, 761. Prime factorization of 67729 in exponential form is:

67729 = 891 × 7611

Now multiplying the highest exponent prime factors to calculate the LCM of 67715 and 67729.

LCM(67715,67729) = 51 × 291 × 4671 × 891 × 7611
LCM(67715,67729) = 4586269235