Statements (27)
| Predicate | Object |
|---|---|
| gptkbp:instanceOf |
gptkb:mathematical_concept
integer sequence |
| gptkbp:definedIn |
the sum of its digits equals the sum of the digits of its prime factors (excluding 1 and the number itself)
|
| gptkbp:example |
202
22 27 274 4 58 85 94 166 121 319 493 583 265 |
| gptkbp:firstDescribed |
1982
|
| https://www.w3.org/2000/01/rdf-schema#label |
Smith number
|
| gptkbp:namedAfter |
Albert Wilansky
|
| gptkbp:notableFor |
all prime numbers are not Smith numbers
composite numbers only |
| gptkbp:OEIS |
A006753
|
| gptkbp:relatedTo |
prime factorization
digit sum |
| gptkbp:bfsParent |
gptkb:Harshad_number
|
| gptkbp:bfsLayer |
8
|