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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) Choose two 2digit numbers of the form n and n+4 from different decades (for our purpose two 2digit numbers are from different decades if their leftmost digits are not equal). Now reverse the digits of these two numbers and subtract the smaller from the larger. The result is always 59. Examples: 29 and 33 becomes 92  33 = 59, 57 and 61 becomes 75  16 = 59. [Green]
Submitted: 20091227 17:14:03; Last Modified: 20091227 18:10:56.
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