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GIMPS has discovered a new largest known prime number: 2^{82589933}1 (24,862,048 digits) Single Curio View: (Seek other curios for this number) The next self prime year is 2099. A self number (or Columbian number) is an integer which cannot be generated by any other integer added to the sum of its digits (e.g., 25 is not a self number because 25 = 17+1+7). These were first described in 1949 by the Indian mathematician D. R. Kaprekar.
Submitted: 20061218 23:15:31; Last Modified: 20080731 18:18:37.
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