28613...02081 (39-digits)

This number is a composite.

                                  286134470 8598612854 2376785615 6329902081

Single Curio View:   (Seek other curios for this number)
3877845186615648345*266 + 1 is a Proth number as well as a Sierpinski number. [Wesolowski]

Submitted: 2009-08-11 05:18:59;   Last Modified: 2009-08-11 07:19:59.
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