The book is now available! 2004
(just those submitted by Firoozbakht)
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GIMPS has discovered a new largest known prime number: 282589933-1 (24,862,048 digits)

Just showing those entries submitted by 'Firoozbakht': (Click here to show all)

+ 2004*2^20238 + 1 is a 6096-digit prime. Note that 2004*4002 - 1 is prime also. [Firoozbakht]

+ 2004 is the smallest multi-digit number m such that phi(pi(m))^(1/2) - pi(phi(m))^(1/2) = 1. Note the next year with this property is 2088. [Firoozbakht]

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