Compare 21013 vs 37813
| Property | 21013 | 37813 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 210131 | 378131 |
| Prime factorization | 21013 | 37813 |
| Divisors count | 2 | 2 |
| Divisors | 1, 21013 | 1, 37813 |
| Number of properties | 13 | 6 |
| Additive primes | 1095th | |
| Centered square primes | 37th | 45th |
| Cousin primes (1st member) | 358th | |
| Emirps | 899th | |
| Harmonic primes | 868th | |
| Lucky primes | 384th | 594th |
| Primes | 2363rd | 4000th |
| Prime quadruplets (2nd member) | 20th | |
| Prime quintuplet 2s (2nd member) | 7th | |
| Prime triplets (1st member) | 176th | |
| Prime triplets (2nd member) | 175th | |
| Pythagorean primes | 1174th | 1988th |
| Sexy primes (1st member) | 715th | |
| Twin primes (2nd member) | 358th | 570th |
| Roman numberals | ||
| Base 2 | 1010010000101012 | 10010011101101012 |
| Base 3 | 10012110213 | 12202121113 |
| Base 4 | 110201114 | 210323114 |
| Base 5 | 11330235 | 22022235 |
| Base 6 | 2411416 | 4510216 |
| Base 7 | 1151567 | 2151467 |
| Base 8 | 510258 | 1116658 |
| Base 9 | 317379 | 567749 |
| Base 10 | 2101310 | 3781310 |
| Base 11 | 1487311 | 2645611 |
| Base 12 | 101b112 | 19a7112 |
| Base 13 | 974513 | 1429913 |
| Base 14 | 792d14 | dacd14 |
| Base 15 | 635d15 | b30d15 |
| Base 16 | 521516 | 93b516 |