Compare 221308 vs 221311
| Property | 221308 | 221311 |
|---|---|---|
| Type | composite number | prime |
| Unique factors | 3 | 1 |
| Total factors | 4 | 1 |
| Prime factorization | 22 × 611 × 9071 | 2213111 |
| Prime factorization | 2 × 2 × 61 × 907 | 221311 |
| Divisors count | 12 | 2 |
| Divisors | 1, 2, 4, 61, 122, 244, 907, 1814, 3628, 55327, 110654, 221308 | 1, 221311 |
| Number of properties | 0 | 4 |
| Chen primes | 8218th | |
| Isolated primes | 15045th | |
| Primes | 19722nd | |
| Sexy primes (1st member) | 4665th | |
| Roman numberals | ||
| Base 2 | 1101100000011111002 | 1101100000011111112 |
| Base 3 | 1020201201213 | 1020201202013 |
| Base 4 | 3120013304 | 3120013334 |
| Base 5 | 240402135 | 240402215 |
| Base 6 | 44243246 | 44243316 |
| Base 7 | 16111337 | 16111367 |
| Base 8 | 6601748 | 6601778 |
| Base 9 | 3665179 | 3665219 |
| Base 10 | 22130810 | 22131110 |
| Base 11 | 1412aa11 | 14130211 |
| Base 12 | a80a412 | a80a712 |
| Base 13 | 7996913 | 7996c13 |
| Base 14 | 5a91a14 | 5a91d14 |
| Base 15 | 4588d15 | 4589115 |
| Base 16 | 3607c16 | 3607f16 |