91744613
This number is a prime.
Single Curio View: (Seek other curios for this number)
91744613 = prime(prime(9!+1!+7!+4!+4!+6!+1!+3!)). It is the
largest and second number with this property. [Firoozbakht]
Submitted: 2009-08-01 04:58:48; Last Modified: 2009-08-01 13:31:08.
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