Discussion about math, puzzles, games and fun. Useful symbols: ÷ × ½ √ ∞ ≠ ≤ ≥ ≈ ⇒ ± ∈ Δ θ ∴ ∑ ∫ • π ƒ ¹ ² ³ °
 

You are not logged in. #1 20121120 12:00:41
post prime numbers!We will post prime numbers and say something intrssting about the number Hey. #2 20121120 17:51:32
Re: post prime numbers!2the only even prime. The limit operator is just an excuse for doing something you know you can't. “It's the subject that nobody knows anything about that we can all talk about!” ― Richard Feynman “Taking a new step, uttering a new word, is what people fear most.” ― Fyodor Dostoyevsky, Crime and Punishment #3 20121130 18:59:25
#4 20121201 06:55:59
Re: post prime numbers!7 One of the few primes whose reciprocal is easy to remember. Writing "pretty" math (two dimensional) is easier to read and grasp than LaTex (one dimensional). LaTex is like painting on many strips of paper and then stacking them to see what picture they make. #5 20121201 15:19:38
Re: post prime numbers!13 number of different cards in a deck 246 pages on Prime Numbers Wiki (+1) #6 20121207 09:53:41
Re: post prime numbers!11  one of the few primes larger than 10 that it is easy to multiply by. To multiply a number, say Last edited by noelevans (20121207 09:55:06) Writing "pretty" math (two dimensional) is easier to read and grasp than LaTex (one dimensional). LaTex is like painting on many strips of paper and then stacking them to see what picture they make. #7 20121207 10:02:15
Re: post prime numbers!19the first prime with the sum of its digits equal to 10. The limit operator is just an excuse for doing something you know you can't. “It's the subject that nobody knows anything about that we can all talk about!” ― Richard Feynman “Taking a new step, uttering a new word, is what people fear most.” ― Fyodor Dostoyevsky, Crime and Punishment #8 20121207 10:04:56
Re: post prime numbers!23 In mathematics, you don't understand things. You just get used to them. I have the result, but I do not yet know how to get it. All physicists, and a good many quite respectable mathematicians are contemptuous about proof. #9 20121207 10:07:18
Re: post prime numbers!Boy, was that guy an ugly fellow! The limit operator is just an excuse for doing something you know you can't. “It's the subject that nobody knows anything about that we can all talk about!” ― Richard Feynman “Taking a new step, uttering a new word, is what people fear most.” ― Fyodor Dostoyevsky, Crime and Punishment #10 20121207 10:12:48
Re: post prime numbers!131the number that is ALSO PSELLED BCAKWARDS...OMG Hey. #11 20121208 12:02:03
Re: post prime numbers!13  a baker's dozen. Writing "pretty" math (two dimensional) is easier to read and grasp than LaTex (one dimensional). LaTex is like painting on many strips of paper and then stacking them to see what picture they make. #12 20121208 12:32:50
Re: post prime numbers!23number of characters in "greengrocers apostrophe" The limit operator is just an excuse for doing something you know you can't. “It's the subject that nobody knows anything about that we can all talk about!” ― Richard Feynman “Taking a new step, uttering a new word, is what people fear most.” ― Fyodor Dostoyevsky, Crime and Punishment #13 20121208 12:49:18
Re: post prime numbers!Three digit numbers with two 3's and one 1 or with two 1's and one 3. Only one of them is NOT a Writing "pretty" math (two dimensional) is easier to read and grasp than LaTex (one dimensional). LaTex is like painting on many strips of paper and then stacking them to see what picture they make. #14 20121208 13:07:18
Re: post prime numbers!2  the only number for which any positive integer can be written as a sum of nonnegative powers of that number alone using each power of the number no more than once. Writing "pretty" math (two dimensional) is easier to read and grasp than LaTex (one dimensional). LaTex is like painting on many strips of paper and then stacking them to see what picture they make. #16 20121214 17:04:34
Re: post prime numbers!My answer Last edited by julianthemath (20121214 17:05:18) 246 pages on Prime Numbers Wiki (+1) #18 20121218 15:58:44
Re: post prime numbers!Mathgogocart, 111 is not prime. It is divisible by 1, 3, 37, 111 (ay be incomplete). 246 pages on Prime Numbers Wiki (+1) #20 20130108 12:29:40
Re: post prime numbers!I think you already picked 2. In mathematics, you don't understand things. You just get used to them. I have the result, but I do not yet know how to get it. All physicists, and a good many quite respectable mathematicians are contemptuous about proof. #21 20130112 20:42:44
Re: post prime numbers!
What is the special meaning? 246 pages on Prime Numbers Wiki (+1) #22 20130112 23:15:43
Re: post prime numbers!According to the Old Testament, 31 kings were defeated by Joshua after the children of Israel had crossed the river Jordan (Joshua 12:9–24). #23 20130113 05:38:21
Re: post prime numbers!1111111111111111111
You are a little young yet but some day you will read 1984. In mathematics, you don't understand things. You just get used to them. I have the result, but I do not yet know how to get it. All physicists, and a good many quite respectable mathematicians are contemptuous about proof. #24 20130113 11:05:42
#25 20130113 11:26:51
Re: post prime numbers!11111111111111111111111 the 3rd repunit that is a prime. In mathematics, you don't understand things. You just get used to them. I have the result, but I do not yet know how to get it. All physicists, and a good many quite respectable mathematicians are contemptuous about proof. 