How many multiples are there between 300 and 700?

Answer 1

Following is a list of all the prime numbers between 300 and 700. All other numbers are multiples. The numbers are copied from the attached link.

307 311 313 317 331 337 347 349 353 359 367 373 379 383 389 397 401 409 419 421 431 433 439 443 449 457 461 463 467 479 487 491 499 503 509 521 523 541 547 557 563 569 571 577 587 593 599 601 607 613 617 619 631 641 643 647 653 659 661 673 677 683 691

Between 300 and 700 (not including 300 and 700) there are 399 numbers. Of those, the above 63 are prime. That leaves 336 that are multiples.