Compare 141215 vs 141221
| Property | 141215 | 141221 |
|---|---|---|
| Type | composite number | prime |
| Unique factors | 3 | 1 |
| Total factors | 3 | 1 |
| Prime factorization | 51 × 611 × 4631 | 1412211 |
| Prime factorization | 5 × 61 × 463 | 141221 |
| Divisors count | 8 | 2 |
| Divisors | 1, 5, 61, 305, 463, 2315, 28243, 141215 | 1, 141221 |
| Number of properties | 0 | 7 |
| Additive primes | 5413th | |
| Chen primes | 5645th | |
| Harmonic primes | 4922nd | |
| Long primes | 4891st | |
| Primes | 13114th | |
| Pythagorean primes | 6535th | |
| Twin primes (1st member) | 1620th | |
| Roman numberals | ||
| Base 2 | 1000100111100111112 | 1000100111101001012 |
| Base 3 | 210112010123 | 210112011023 |
| Base 4 | 2021321334 | 2021322114 |
| Base 5 | 140043305 | 140043415 |
| Base 6 | 30054356 | 30054456 |
| Base 7 | 11254647 | 11255037 |
| Base 8 | 4236378 | 4236458 |
| Base 9 | 2346359 | 2346429 |
| Base 10 | 14121510 | 14122110 |
| Base 11 | 9710811 | 9711311 |
| Base 12 | 6987b12 | 6988512 |
| Base 13 | 4c37913 | 4c38213 |
| Base 14 | 3966b14 | 3967314 |
| Base 15 | 2bc9515 | 2bc9b15 |
| Base 16 | 2279f16 | 227a516 |