Compare 121997 vs 122007
| Property | 121997 | 122007 |
|---|---|---|
| Type | prime | composite number |
| Unique factors | 1 | 3 |
| Total factors | 1 | 3 |
| Prime factorization | 1219971 | 31 × 671 × 6071 |
| Prime factorization | 121997 | 3 × 67 × 607 |
| Divisors count | 2 | 8 |
| Divisors | 1, 121997 | 1, 3, 67, 201, 607, 1821, 40669, 122007 |
| Number of properties | 8 | 0 |
| Additive primes | 4722nd | |
| Chen primes | 4978th | |
| Cousin primes (2nd member) | 1430th | |
| Isolated primes | 8594th | |
| Left-truncatable primes | 348th | |
| Primes | 11475th | |
| Pythagorean primes | 5707th | |
| Restricted left-truncatable primes | 32nd | |
| Roman numberals | ||
| Base 2 | 111011100100011012 | 111011100100101112 |
| Base 3 | 200121001023 | 200121002103 |
| Base 4 | 1313020314 | 1313021134 |
| Base 5 | 124004425 | 124010125 |
| Base 6 | 23404456 | 23405036 |
| Base 7 | 10154517 | 10154647 |
| Base 8 | 3562158 | 3562278 |
| Base 9 | 2053129 | 2053239 |
| Base 10 | 12199710 | 12200710 |
| Base 11 | 8372711 | 8373611 |
| Base 12 | 5a72512 | 5a73312 |
| Base 13 | 436b513 | 436c213 |
| Base 14 | 3266114 | 3266b14 |
| Base 15 | 2623215 | 2623c15 |
| Base 16 | 1dc8d16 | 1dc9716 |