trekz 7 Posted November 10, 2007 The number of votes in U.S. Electoral College needed to be elected President of the United States. 270 Share this post Link to post Share on other sites
trekz 7 Posted November 10, 2007 tribonacci number, Smith number, nontotient, noncototient, centered triangular number 274 Share this post Link to post Share on other sites
KIMIMELA 1 Posted November 10, 2007 275 I keep ending up with the 3rd number being odd! Share this post Link to post Share on other sites
MrPsychic 1 Posted November 10, 2007 277 A self number, since no number added to the sum of its digits generates it. Share this post Link to post Share on other sites
trekz 7 Posted November 13, 2007 prime, twin prime with 283, Sophie Germain prime, sum of the first fourteen primes, sum of seven consecutive primes (29 + 31 + 37 + 41 + 43 + 47 + 53), Chen prime, Eisenstein prime with no imaginary part, centered decagonal number 281 Share this post Link to post Share on other sites
KIMIMELA 1 Posted November 13, 2007 282 First and last numbers are the same. Hey what? I'm not a math geek like trekz here! I'm just a good-for-nothing student! Share this post Link to post Share on other sites
trekz 7 Posted November 13, 2007 Hey! I'm not a math geek ... I just know where to find information. Too many of these numbers just have math info. Might as well make this slightly educational! prime, twin prime with 281, strictly non-palindromic number 283 Share this post Link to post Share on other sites
KIMIMELA 1 Posted November 13, 2007 284 2x100 + 2x40 + 2x2 All even numbers and all the numbers that times to it are even Share this post Link to post Share on other sites
trekz 7 Posted November 14, 2007 The number of official Ferengi Rules of Acquisition as of the 24th Century in Star Trek Deep Space Nine. 285 Share this post Link to post Share on other sites
trekz 7 Posted November 16, 2007 Two gross ... or is that too gross :P 288 Share this post Link to post Share on other sites
trekz 7 Posted November 17, 2007 The product of three primes, 290 is a sphenic number, and the sum of four consecutive primes (67 + 71 + 73 + 79). The sum of the squares of the divisors of 17 is 290. Not only is it a nontotient and a noncototient, it is also an untouchable number. 290 Share this post Link to post Share on other sites
trekz 7 Posted November 18, 2007 prime, Sophie Germain prime, Chen prime, Eisenstein prime with no imaginary part, strictly non-palindromic number 293 Share this post Link to post Share on other sites
trekz 7 Posted November 18, 2007 In the year 295 AD "Halley's Comet" visited the Earth. 295 Share this post Link to post Share on other sites
trekz 7 Posted November 18, 2007 Decagonal Number and a 100-gonal Number. 297 Share this post Link to post Share on other sites
jadziaezri 0 Posted November 19, 2007 Triple Century 300 Share this post Link to post Share on other sites
