Compare 661139 vs 661183
| Property | 661139 | 661183 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 6611391 | 6611831 |
| Prime factorization | 661139 | 661183 |
| Divisors count | 2 | 2 |
| Divisors | 1, 661139 | 1, 661183 |
| Number of properties | 4 | 5 |
| Chen primes | 20993rd | |
| Cousin primes (1st member) | 5785th | |
| Isolated primes | 42080th | 42081st |
| Primes | 53661st | 53662nd |
| Prime triplets (1st member) | 2106th | |
| Safe primes | 3099th | |
| Sexy primes (1st member) | 11587th | |
| Roman numberals | ||
| Base 2 | 101000010110100100112 | 101000010110101111112 |
| Base 3 | 10201202201223 | 10201202220213 |
| Base 4 | 22011221034 | 22011223334 |
| Base 5 | 1321240245 | 1321242135 |
| Base 6 | 221004556 | 221010116 |
| Base 7 | 54223437 | 54224357 |
| Base 8 | 24132238 | 24132778 |
| Base 9 | 12168189 | 12168679 |
| Base 10 | 66113910 | 66118310 |
| Base 11 | 4117a611 | 41183611 |
| Base 12 | 27a72b12 | 27a76712 |
| Base 13 | 1a1c0b13 | 1a1c4313 |
| Base 14 | 132d2314 | 132d5514 |
| Base 15 | d0d5e15 | d0d8d15 |
| Base 16 | a169316 | a16bf16 |