Compare 218131 vs 230221
| Property | 218131 | 230221 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 2181311 | 2302211 |
| Prime factorization | 218131 | 230221 |
| Divisors count | 2 | 2 |
| Divisors | 1, 218131 | 1, 230221 |
| Number of properties | 5 | 7 |
| Harmonic primes | 7700th | |
| Isolated primes | 14830th | 15613th |
| Long primes | 7662nd | |
| Primes | 19455th | 20456th |
| Sexy primes (1st member) | 4602nd | 4830th |
| Sexy prime quadrupletss (1st member) | 113th | 119th |
| Sexy prime triplets (1st member) | 919th | 961st |
| Roman numberals | ||
| Base 2 | 1101010100000100112 | 1110000011010011012 |
| Base 3 | 1020020122213 | 1022002102013 |
| Base 4 | 3111001034 | 3200310314 |
| Base 5 | 234400115 | 243313415 |
| Base 6 | 44015116 | 45335016 |
| Base 7 | 15656447 | 16461257 |
| Base 8 | 6520238 | 7015158 |
| Base 9 | 3621879 | 3807219 |
| Base 10 | 21813110 | 23022110 |
| Base 11 | 13998111 | 147a7211 |
| Base 12 | a629712 | b129112 |
| Base 13 | 7839413 | 80a3413 |
| Base 14 | 596cb14 | 5dc8514 |
| Base 15 | 4497115 | 4833115 |
| Base 16 | 3541316 | 3834d16 |