Compare 4945 vs 4957
| Property | 4945 | 4957 |
|---|---|---|
| Type | composite number | prime |
| Unique factors | 3 | 1 |
| Total factors | 3 | 1 |
| Prime factorization | 51 × 231 × 431 | 49571 |
| Prime factorization | 5 × 23 × 43 | 4957 |
| Divisors count | 8 | 2 |
| Divisors | 1, 5, 23, 43, 115, 215, 989, 4945 | 1, 4957 |
| Number of properties | 0 | 5 |
| Harmonic primes | 240th | |
| Isolated primes | 414th | |
| Primes | 663rd | |
| Pythagorean primes | 326th | |
| Sexy primes (2nd member) | 240th | |
| Roman numberals | MMMMCMXLV | MMMMCMLVII |
| Base 2 | 10011010100012 | 10011010111012 |
| Base 3 | 202100113 | 202101213 |
| Base 4 | 10311014 | 10311314 |
| Base 5 | 1242405 | 1243125 |
| Base 6 | 345216 | 345416 |
| Base 7 | 202637 | 203117 |
| Base 8 | 115218 | 115358 |
| Base 9 | 67049 | 67179 |
| Base 10 | 494510 | 495710 |
| Base 11 | 379611 | 37a711 |
| Base 12 | 2a4112 | 2a5112 |
| Base 13 | 233513 | 234413 |
| Base 14 | 1b3314 | 1b4114 |
| Base 15 | 16ea15 | 170715 |
| Base 16 | 135116 | 135d16 |