Compare 172221 vs 172223
| Property | 172221 | 172223 |
|---|---|---|
| Type | composite number | prime |
| Unique factors | 4 | 1 |
| Total factors | 4 | 1 |
| Prime factorization | 31 × 71 × 591 × 1391 | 1722231 |
| Prime factorization | 3 × 7 × 59 × 139 | 172223 |
| Divisors count | 16 | 2 |
| Divisors | 1, 3, 7, 21, 59, 139, 177, 413, 417, 973, 1239, 2919, 8201, 24603, 57407, 172221 | 1, 172223 |
| Number of properties | 0 | 9 |
| Additive primes | 6417th | |
| Cousin primes (2nd member) | 1887th | |
| Emirps | 3523rd | |
| Isolated primes | 11890th | |
| Long primes | 5859th | |
| Primes | 15687th | |
| Prime triplets (3rd member) | 744th | |
| Safe primes | 1047th | |
| Sexy primes (2nd member) | 3786th | |
| Roman numberals | ||
| Base 2 | 1010100000101111012 | 1010100000101111112 |
| Base 3 | 222020201203 | 222020201223 |
| Base 4 | 2220023314 | 2220023334 |
| Base 5 | 210023415 | 210023435 |
| Base 6 | 34051536 | 34051556 |
| Base 7 | 13150507 | 13150527 |
| Base 8 | 5202758 | 5202778 |
| Base 9 | 2822169 | 2822189 |
| Base 10 | 17222110 | 17222310 |
| Base 11 | 10843511 | 10843711 |
| Base 12 | 837b912 | 837bb12 |
| Base 13 | 6050a13 | 6050c13 |
| Base 14 | 46a9714 | 46a9914 |
| Base 15 | 3606615 | 3606815 |
| Base 16 | 2a0bd16 | 2a0bf16 |