| no 6 is not prime | 863 877 881 883 887 907 911 919 929 937• The eponymous Sieve of Eratosthenes was created in the 3rd century BC by , an |
|---|---|
| 541 547 557 563 569 571 577 587 593 599• 173 179 181 191 193 197 199 211 223 227• This code prints out the following prime numbers: 3 5 7 11 13 17 19 23 29 31 37 41 43 47 53 59 61 67 71 73 79 83 89 97 | It mentions something about square root of a number |
809 811 821 823 827 829 839 853 857 859• John Derbyshire, Prime Obsession: Bernhard Riemann and the Greatest Unsolved Problem in Mathematics.
9| 659 661 673 677 683 691 701 709 719 727• Wladyslaw Narkiewicz, The development of prime number theory | — Makes use of the Elliptic Curve Method up to thousands digits numbers check! Karl Sabbagh, The Riemann Hypothesis: The Greatest Unsolved Problem in Mathematics |
|---|---|
| 349 353 359 367 373 379 383 389 397 401• 601 607 613 617 619 631 641 643 647 653• Joseph Henry Press; 448 pages• 2 3 5 7 11 13 17 19 23• But I don't think that's the way my book wants it to be written | 229 233 239 241 251 257 263 269 271 277• 29 31 37 41 43 47 53 59 61 67• 463 467 479 487 491 499 503 509 521 523• 281 283 293 307 311 313 317 331 337 347• Marcus du Sautoy, The Music of the Primes: Searching to Solve the Greatest Mystery in Mathematics |
409 419 421 431 433 439 443 449 457 461• 71 73 79 83 89 97 101 103 107 109• I had to read the question from the book a few times.
25| no 4 is not prime | 733 739 743 751 757 761 769 773 787 797• My interpretation: For each number N: 2 sqrt N , N is prime |
|---|---|
.
21