27507 is sphenic number NOT containing the digit 3 but whose prime factors all contain the digit 3 and whose additive digital root is 3.
27507 is an inconsummate and cyclic number.
27507 is a de Polignac number because none of the positive numbers 27507 - 2^k is a prime.
27507 can be rendered as a digit equation as follows:
-2 + 7 - 5 = 0 * 7
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