Compare 66851 vs 68111
| Property | 66851 | 68111 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 668511 | 681111 |
| Prime factorization | 66851 | 68111 |
| Divisors count | 2 | 2 |
| Divisors | 1, 66851 | 1, 68111 |
| Number of properties | 6 | 8 |
| Additive primes | 2894th | |
| Centered heptagonal primes | 33rd | |
| Chen primes | 3049th | 3099th |
| Good primes | 526th | |
| Happy primes | 1054th | |
| Harmonic primes | 2561st | |
| Long primes | 2522nd | |
| Primes | 6661st | 6782nd |
| Sophie germain primes | 859th | |
| Super primes | 859th | |
| Twin primes (1st member) | 873rd | 885th |
| Roman numberals | ||
| Base 2 | 100000101001000112 | 100001010000011112 |
| Base 3 | 101012002223 | 101101021223 |
| Base 4 | 1001102034 | 1002200334 |
| Base 5 | 41144015 | 41344215 |
| Base 6 | 12332556 | 12431556 |
| Base 7 | 3656217 | 4024017 |
| Base 8 | 2024438 | 2050178 |
| Base 9 | 1116289 | 1133789 |
| Base 10 | 6685110 | 6811110 |
| Base 11 | 4625411 | 4719a11 |
| Base 12 | 3282b12 | 334bb12 |
| Base 13 | 2457513 | 2500413 |
| Base 14 | 1a51114 | 1ab7114 |
| Base 15 | 14c1b15 | 152ab15 |
| Base 16 | 1052316 | 10a0f16 |