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What is the Least Common Multiple of 692 and 710?

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 692 and 710 is 245660.

LCM(692,710) = 245660

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Least Common Multiple of 692 and 710 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 692 and 710, than apply into the LCM equation.

GCF(692,710) = 2
LCM(692,710) = ( 692 × 710) / 2
LCM(692,710) = 491320 / 2
LCM(692,710) = 245660

Least Common Multiple (LCM) of 692 and 710 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 692 and 710. First we will calculate the prime factors of 692 and 710.

Prime Factorization of 692

Prime factors of 692 are 2, 173. Prime factorization of 692 in exponential form is:

692 = 22 × 1731

Prime Factorization of 710

Prime factors of 710 are 2, 5, 71. Prime factorization of 710 in exponential form is:

710 = 21 × 51 × 711

Now multiplying the highest exponent prime factors to calculate the LCM of 692 and 710.

LCM(692,710) = 22 × 1731 × 51 × 711
LCM(692,710) = 245660