398th safe prime is 51407
398th safe prime is 51407.
51407 is 398th safe prime, its corresponding Sophie Germain prime is 25703.
Learn more about Safe primes.
Neighbours#
| 490197 | 491039 | 492236 | 493679 | 494998 |
| 4994312 | 501479 | 504597 | 510479 | 512039 |
| 512878 | 5134711 | 5140711 | 515998 | 516838 |
| 518277 | 518396 | 522236 | 523797 | 529196 |
| 530038 | 531476 | 532676 | 536998 | 537598 |
Compare with#
| 490197 | 491039 | 492236 | 493679 | 494998 |
| 4994312 | 501479 | 504597 | 510479 | 512039 |
| 512878 | 5134711 | 5140711 | 515998 | 516838 |
| 518277 | 518396 | 522236 | 523797 | 529196 |
| 530038 | 531476 | 532676 | 536998 | 537598 |
Related#
- Learn more about Safe primes
- Check first 500 safe primes
- Check safe primes up to 10000
- Check all safe primes