Compare 247811 vs 248639
| Property | 247811 | 248639 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 2478111 | 2486391 |
| Prime factorization | 247811 | 248639 |
| Divisors count | 2 | 2 |
| Divisors | 1, 247811 | 1, 248639 |
| Number of properties | 5 | 6 |
| Additive primes | 8858th | |
| Chen primes | 9051st | 9079th |
| Harmonic primes | 8189th | |
| Long primes | 8180th | |
| Primes | 21860th | 21933rd |
| Sophie germain primes | 2458th | |
| Twin primes (1st member) | 2572nd | 2579th |
| Ulam primes | 1571st | |
| Roman numberals | ||
| Base 2 | 1111001000000000112 | 1111001011001111112 |
| Base 3 | 1101202210123 | 1101220012123 |
| Base 4 | 3302000034 | 3302303334 |
| Base 5 | 304122215 | 304240245 |
| Base 6 | 51511356 | 51550356 |
| Base 7 | 20513247 | 20536167 |
| Base 8 | 7440038 | 7454778 |
| Base 9 | 4168359 | 4180559 |
| Base 10 | 24781110 | 24863910 |
| Base 11 | 15a20311 | 15a89611 |
| Base 12 | bb4ab12 | bba7b12 |
| Base 13 | 88a4513 | 8923113 |
| Base 14 | 6644b14 | 6687d14 |
| Base 15 | 4d65b15 | 4da0e15 |
| Base 16 | 3c80316 | 3cb3f16 |