What is the Least Common Multiple of 983 and 998?
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 983 and 998 is 981034.
LCM(983,998) = 981034
Least Common Multiple of 983 and 998 with GCF Formula
The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 983 and 998, than apply into the LCM equation.
GCF(983,998) = 1
LCM(983,998) = ( 983 × 998) / 1
LCM(983,998) = 981034 / 1
LCM(983,998) = 981034
Least Common Multiple (LCM) of 983 and 998 with Primes
Least common multiple can be found by multiplying the highest exponent prime factors of 983 and 998. First we will calculate the prime factors of 983 and 998.
Prime Factorization of 983
Prime factors of 983 are 983. Prime factorization of 983 in exponential form is:
983 = 9831
Prime Factorization of 998
Prime factors of 998 are 2, 499. Prime factorization of 998 in exponential form is:
998 = 21 × 4991
Now multiplying the highest exponent prime factors to calculate the LCM of 983 and 998.
LCM(983,998) = 9831 × 21 × 4991
LCM(983,998) = 981034
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