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Table of contents:

  1. Prime Number Calculator
  2. What is a Prime Number
  3. Prime Numbers Example
  4. Prime Numbers up to 100
  5. Table of Prime Numbers from 1 to 1000

What is a Prime Number

A prime number (or a prime) is a natural number greater than 1 that has only 2 divisors – 1 and the number itself

Is 2 a prime number?

Yes, the number 2 is prime. The number 2 is divisible only by 1 and the number itself.

Is 13 a prime number?

Yes, the number 13 is prime. The number 13 is divisible only by 1 and the number itself.

Is 17 a prime number?

Yes, the number 17 is prime. The number 17 is divisible only by 1 and the number itself.

Is 19 a prime number?

Yes, the number 19 is prime. The number 19 is divisible only by 1 and the number itself.

Is 9 a prime number?

No, the number 9 is not a prime number. Since 9 has more than two factors, i.e. 1, 3, 9, it is not a prime number. It is a composite number.

What is the smallest prime number?

2 is the smallest prime number.

Prime Numbers Example

An example of a prime number is 7. Its only divisors are 1 and 7.

However, 6 is not a prime number. It has 4 factors (1, 2, 3, 6). It is a composite number.

Examples of prime numbers: 2, 3, 5, 7, 11, 13, 17 and so on.

Examples of NOT prime (composite) numbers: 4, 6, 9, 12, 15, 18 and so on.

List of Prime Numbers from 1 to 100

2, 3, 5, 7, 11, 13, 17, 19, 23, 29, 31, 37, 41, 43, 47, 53, 59, 61, 67, 71, 73, 79, 83, 89, 97

Table of Prime Numbers from 1 to 1000

Prime Numbers up to 1000
2 3 5 7 11 13 17 19
23 29 31 37 41 43 47 53
59 61 67 71 73 79 83 89
97 101 103 107 109 113 127 131
137 139 149 151 157 163 167 173
179 181 191 193 197 199 211 223
227 229 233 239 241 251 257 263
269 271 277 281 283 293 307 311
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
661 673 677 683 691 701 709 719
727 733 739 743 751 757 761 769
773 787 797 809 811 821 823 827
829 839 853 857 859 863 877 881
883 887 907 911 919 929 937 941
947 953 967 971 977 983 991 997

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