$t_title is "9"
$t_subtitle is "(just those submitted by Silva)"
$t_adjust_path is "/~caldwell/curios/"
$t_class is "composite"
$nunber_id is "24"
$t_meta['description'] is "One of many pages of prime number
curiosities and trivia. This page discusses 9
Come explore a new prime today!"
Just showing those entries submitted by 'Silva':
(Click here to show all)
9^8 + 8^7 + 7^6 + 6^5 + 5^4 + 4^3 + 3^2 + 2^1 + 1^0 is prime. [Silva]
The first digit to appear as an end-digit in two consecutive
primes (139 and 149). [Silva]
The only composite digit that can appear as end-digit of a prime. [Silva]
The only non-prime digit that is the difference of consecutive squares. [Silva]
9+8^7+6^5+4^3+2^1 is prime. [Silva]
(There are 3 curios for this number that have not yet been approved by an editor.)
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