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What is the Least Common Multiple of 68710 and 68715?

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 68710 and 68715 is 944281530.

LCM(68710,68715) = 944281530

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Least Common Multiple of 68710 and 68715 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 68710 and 68715, than apply into the LCM equation.

GCF(68710,68715) = 5
LCM(68710,68715) = ( 68710 × 68715) / 5
LCM(68710,68715) = 4721407650 / 5
LCM(68710,68715) = 944281530

Least Common Multiple (LCM) of 68710 and 68715 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 68710 and 68715. First we will calculate the prime factors of 68710 and 68715.

Prime Factorization of 68710

Prime factors of 68710 are 2, 5, 6871. Prime factorization of 68710 in exponential form is:

68710 = 21 × 51 × 68711

Prime Factorization of 68715

Prime factors of 68715 are 3, 5, 509. Prime factorization of 68715 in exponential form is:

68715 = 33 × 51 × 5091

Now multiplying the highest exponent prime factors to calculate the LCM of 68710 and 68715.

LCM(68710,68715) = 21 × 51 × 68711 × 33 × 5091
LCM(68710,68715) = 944281530