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This number is a composite.
2658455 9915698317 4465469261 5953842176
Single Curio View: (Seek other curios for this number)Since 2^61-1 is prime, we know that 2^60*(2^61-1) is a perfect number. Note that it contains each of the nine non-zero digits at least once. [Gupta]
Submitted: 2003-01-04 04:49:55; Last Modified: 2008-01-30 11:28:00.
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