What is the Least Common Multiple of 692 and 698?
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 698 is 241508.
LCM(692,698) = 241508
Least Common Multiple of 692 and 698 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 698, than apply into the LCM equation.
GCF(692,698) = 2
LCM(692,698) = ( 692 × 698) / 2
LCM(692,698) = 483016 / 2
LCM(692,698) = 241508
Least Common Multiple (LCM) of 692 and 698 with Primes
Least common multiple can be found by multiplying the highest exponent prime factors of 692 and 698. First we will calculate the prime factors of 692 and 698.
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 698
Prime factors of 698 are 2, 349. Prime factorization of 698 in exponential form is:
698 = 21 × 3491
Now multiplying the highest exponent prime factors to calculate the LCM of 692 and 698.
LCM(692,698) = 22 × 1731 × 3491
LCM(692,698) = 241508
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