Compare 990331 vs 990487
| Property | 990331 | 990487 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 9903311 | 9904871 |
| Prime factorization | 990331 | 990487 |
| Divisors count | 2 | 2 |
| Divisors | 1, 990331 | 1, 990487 |
| Number of properties | 3 | 5 |
| Additive primes | 29864th | |
| Isolated primes | 61602nd | |
| Lucky primes | 8541st | 8542nd |
| Primes | 77802nd | 77813th |
| Super primes | 7649th | |
| Twin primes (2nd member) | 8105th | |
| Roman numberals | ||
| Base 2 | 111100011100011110112 | 111100011101000101112 |
| Base 3 | 12120221102213 | 12120222002013 |
| Base 4 | 33013013234 | 33013101134 |
| Base 5 | 2231423115 | 2231434225 |
| Base 6 | 331205116 | 331213316 |
| Base 7 | 112631567 | 112635017 |
| Base 8 | 36161738 | 36164278 |
| Base 9 | 17684279 | 17686219 |
| Base 10 | 99033110 | 99048710 |
| Base 11 | 61706111 | 61719311 |
| Base 12 | 3b913712 | 3b924712 |
| Base 13 | 2889c413 | 288ab413 |
| Base 14 | 1bac9d14 | 1bad7114 |
| Base 15 | 14867115 | 14872715 |
| Base 16 | f1c7b16 | f1d1716 |