Skip to content

Erdős problem 939

Start work

If r≥4r≥4 then can the sum of r−2r-2 coprime rr-powerful numbers ever be itself rr-powerful?

How the state got here

0 of 6 recorded
  1. Prior stateNone retained
  2. WorkNo submitted work retained
  3. VerificationNo check retained
  4. DecisionNo Repository has decided
  5. StandingNothing recorded here
  6. Next gapNot recorded

Result history

Published changes, performers, checks, and later corrections.

No result history yet
No proposed change is retained for this Problem, so there is nothing to show a decision on.

Correction history

No correction history

Technical detailsExact roots, source, and retained record identifiers

Exact provenance

Problem row
sha256:58e9800d981acfb92dc4aa20ce4a4a327e7c7146c62e77ace8fd59971ba18be3
Metadata
sha256:3e1d78edb505f889280f4ef1f0d16af1111b7b226ac42db547b137ec1a6eda98
Observation
sha256:9c8326e865b6017b103af7611c852a06776d81964979b8ab5a1b800cd550dff6
Content
sha256:7a2c6bfe5a176bf38680d5af20b45ccf06573b2cdd08fdfcc749c287a577162b
Repository
sha256:a956b84c437202e5a02cc9e036a621bd14a302b34a75758115730bdbb77c52a4
Projection
sha256:a4a96441668a9f8b33afbcb3f696a2639f5fae145f36ddc063d7f67d5fb87ce8
Source commit
36c6d0fef71a3fec84d9dcd5eeca4e22e378f7cb
Upstream sourceInspect recordsSource JSON