6675 = 3 x 5 x 5 x 89.
6675 is a composite number that is the sum of two, three, four, and five consecutive composite numbers (A151745).
6675 is a number n such that n and the square of n use only the digits 2, 4, 5, 6, and 7 (A137094).
6675 is 25314 in base 7.
6675 divides 3420 - 1.
Source: OEIS
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