Compare 9490 vs 9491
| Property | 9490 | 9491 |
|---|---|---|
| Type | composite number | prime |
| Unique factors | 4 | 1 |
| Total factors | 4 | 1 |
| Prime factorization | 21 × 51 × 131 × 731 | 94911 |
| Prime factorization | 2 × 5 × 13 × 73 | 9491 |
| Divisors count | 16 | 2 |
| Divisors | 1, 2, 5, 10, 13, 26, 65, 73, 130, 146, 365, 730, 949, 1898, 4745, 9490 | 1, 9491 |
| Number of properties | 0 | 8 |
| Additive primes | 564th | |
| Chen primes | 611th | |
| Emirps | 215th | |
| Harmonic primes | 428th | |
| Isolated primes | 779th | |
| Long primes | 447th | |
| Primes | 1176th | |
| Sexy primes (1st member) | 398th | |
| Roman numberals | ||
| Base 2 | 100101000100102 | 100101000100112 |
| Base 3 | 1110001113 | 1110001123 |
| Base 4 | 21101024 | 21101034 |
| Base 5 | 3004305 | 3004315 |
| Base 6 | 1115346 | 1115356 |
| Base 7 | 364457 | 364467 |
| Base 8 | 224228 | 224238 |
| Base 9 | 140149 | 140159 |
| Base 10 | 949010 | 949110 |
| Base 11 | 714811 | 714911 |
| Base 12 | 55aa12 | 55ab12 |
| Base 13 | 442013 | 442113 |
| Base 14 | 365c14 | 365d14 |
| Base 15 | 2c2a15 | 2c2b15 |
| Base 16 | 251216 | 251316 |