14285...28570 (25-digits)

This number is a composite.

14285 7142857142 8571428570

Single Curio View: (Seek other curios for this number)

1428571428571428571428570 ± 1 is the smallest Twin prime pair of this form. Note the period 1/7. [Luhn]

Submitted: 2002-02-16 12:48:40; Last Modified: 2008-01-30 17:28:00.