242nd happy prime is 12143
Neighbours#
| 114238 | 114677 | 114716 | 114838 | 114918 |
| 115197 | 116818 | 117198 | 119416 | 119717 |
| 120119 | 1210112 | 121439 | 1214911 | 123479 |
| 124137 | 1243710 | 124739 | 1249110 | 125115 |
| 125839 | 126716 | 127439 | 128237 | 128418 |
Compare with#
| 114238 | 114677 | 114716 | 114838 | 114918 |
| 115197 | 116818 | 117198 | 119416 | 119717 |
| 120119 | 1210112 | 121439 | 1214911 | 123479 |
| 124137 | 1243710 | 124739 | 1249110 | 125115 |
| 125839 | 126716 | 127439 | 128237 | 128418 |
Related#
- Learn more about Happy primes
- Check first 500 happy primes
- Check happy primes up to 10000
- Check all happy primes