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What is the Least Common Multiple of 6985 and 6998?

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 6985 and 6998 is 48881030.

LCM(6985,6998) = 48881030

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Least Common Multiple of 6985 and 6998 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 6985 and 6998, than apply into the LCM equation.

GCF(6985,6998) = 1
LCM(6985,6998) = ( 6985 × 6998) / 1
LCM(6985,6998) = 48881030 / 1
LCM(6985,6998) = 48881030

Least Common Multiple (LCM) of 6985 and 6998 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 6985 and 6998. First we will calculate the prime factors of 6985 and 6998.

Prime Factorization of 6985

Prime factors of 6985 are 5, 11, 127. Prime factorization of 6985 in exponential form is:

6985 = 51 × 111 × 1271

Prime Factorization of 6998

Prime factors of 6998 are 2, 3499. Prime factorization of 6998 in exponential form is:

6998 = 21 × 34991

Now multiplying the highest exponent prime factors to calculate the LCM of 6985 and 6998.

LCM(6985,6998) = 51 × 111 × 1271 × 21 × 34991
LCM(6985,6998) = 48881030