What is the Least Common Multiple of 68656 and 68662?
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 68656 and 68662 is 2357029136.
LCM(68656,68662) = 2357029136
Least Common Multiple of 68656 and 68662 with GCF Formula
The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 68656 and 68662, than apply into the LCM equation.
GCF(68656,68662) = 2
LCM(68656,68662) = ( 68656 × 68662) / 2
LCM(68656,68662) = 4714058272 / 2
LCM(68656,68662) = 2357029136
Least Common Multiple (LCM) of 68656 and 68662 with Primes
Least common multiple can be found by multiplying the highest exponent prime factors of 68656 and 68662. First we will calculate the prime factors of 68656 and 68662.
Prime Factorization of 68656
Prime factors of 68656 are 2, 7, 613. Prime factorization of 68656 in exponential form is:
68656 = 24 × 71 × 6131
Prime Factorization of 68662
Prime factors of 68662 are 2, 11, 3121. Prime factorization of 68662 in exponential form is:
68662 = 21 × 111 × 31211
Now multiplying the highest exponent prime factors to calculate the LCM of 68656 and 68662.
LCM(68656,68662) = 24 × 71 × 6131 × 111 × 31211
LCM(68656,68662) = 2357029136
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