Compare 2945 vs 2953
| Property | 2945 | 2953 |
|---|---|---|
| Type | composite number | prime |
| Unique factors | 3 | 1 |
| Total factors | 3 | 1 |
| Prime factorization | 51 × 191 × 311 | 29531 |
| Prime factorization | 5 × 19 × 31 | 2953 |
| Divisors count | 8 | 2 |
| Divisors | 1, 5, 19, 31, 95, 155, 589, 2945 | 1, 2953 |
| Number of properties | 0 | 7 |
| Additive primes | 219th | |
| Cousin primes (1st member) | 87th | |
| Isolated primes | 266th | |
| Left-truncatable primes | 72nd | |
| Lucky primes | 89th | |
| Primes | 425th | |
| Pythagorean primes | 209th | |
| Roman numberals | MMCMXLV | MMCMLIII |
| Base 2 | 1011100000012 | 1011100010012 |
| Base 3 | 110010023 | 110011013 |
| Base 4 | 2320014 | 2320214 |
| Base 5 | 432405 | 433035 |
| Base 6 | 213456 | 214016 |
| Base 7 | 114057 | 114167 |
| Base 8 | 56018 | 56118 |
| Base 9 | 40329 | 40419 |
| Base 10 | 294510 | 295310 |
| Base 11 | 223811 | 224511 |
| Base 12 | 185512 | 186112 |
| Base 13 | 145713 | 146213 |
| Base 14 | 110514 | 110d14 |
| Base 15 | d1515 | d1d15 |
| Base 16 | b8116 | b8916 |