The OEIS Foundation is supported by donations from users of the OEIS and by a grant from the Simons Foundation.

 Hints (Greetings from The On-Line Encyclopedia of Integer Sequences!)
 A182697 a(n) = the smallest 5-digit number with exactly n divisors, a(n) = 0 if no such number exists. 2
 0, 10007, 10201, 10001, 14641, 10012, 15625, 10002, 11236, 10096, 59049, 10004, 0, 10048, 13456, 10005, 65536, 10092, 0, 10064, 10816, 11264, 0, 10008, 10000, 12288, 10404, 10176, 0, 10044 (list; graph; refs; listen; history; text; internal format)
 OFFSET 1,2 LINKS FORMULA A000005(a(n)) = n for a(n) > 0. 128 = max n such that a(n) > 0, a(n) = 0 for n > 128. MATHEMATICA Flatten[If[#=={}, 0, #]&/@Table[Select[Range[10000, 99999], DivisorSigma[0, #]==n&, 1], {n, 30}]] (* Harvey P. Dale, Oct 17 2012 *) CROSSREFS See A182697(n) - the largest 5-digit number with exactly n divisors. Sequence in context: A210760 A164968 A165296 * A101442 A173029 A256838 Adjacent sequences:  A182694 A182695 A182696 * A182698 A182699 A182700 KEYWORD nonn,fini,base AUTHOR Jaroslav Krizek, Nov 27 2010 EXTENSIONS Corrected by Harvey P. Dale, Oct 17 2012 STATUS approved

Lookup | Welcome | Wiki | Register | Music | Plot 2 | Demos | Index | Browse | More | WebCam
Contribute new seq. or comment | Format | Style Sheet | Transforms | Superseeker | Recent
The OEIS Community | Maintained by The OEIS Foundation Inc.

Last modified August 14 09:14 EDT 2020. Contains 336480 sequences. (Running on oeis4.)